Hans P Dietz

Summary

Country: Australia

Publications

  1. ncbi request reprint Prevalence of rectocele in young nulliparous women
    Hans P Dietz
    Western Clinical School, Nepean Hospital and University of Sydney, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 45:391-4. 2005
  2. ncbi request reprint Pelvic floor trauma following vaginal delivery
    Hans Peter Dietz
    Nepean Campus, Western Clinical School, University of Sydney, Penrith, Australia
    Curr Opin Obstet Gynecol 18:528-37. 2006
  3. ncbi request reprint The natural history of cystocele recurrence
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 25:1053-7. 2014
  4. ncbi request reprint Translabial ultrasound in the assessment of pelvic floor and anorectal function in women with defecatory disorders
    H P Dietz
    Department of Obstetrics and Gynecology, Sydney Medical School Nepean, Nepean Hospital, University of Sydney, Penrith, NSW, 2750, Australia
    Tech Coloproctol 18:481-94. 2014
  5. doi request reprint What is clinically relevant prolapse? An attempt at defining cutoffs for the clinical assessment of pelvic organ descent
    H P Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 25:451-5. 2014
  6. ncbi request reprint Can urodynamic stress incontinence be diagnosed by ultrasound?
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 24:1399-403. 2013
  7. ncbi request reprint Can levator avulsion be repaired surgically? A prospective surgical pilot study
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 24:1011-5. 2013
  8. doi request reprint Diagnosis of levator avulsion injury: a comparison of three methods
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, Australia
    Ultrasound Obstet Gynecol 40:693-8. 2012
  9. doi request reprint Determination of postvoid residual by translabial ultrasound
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J 23:1749-52. 2012
  10. doi request reprint Pelvic floor structure and function in women with vesicovaginal fistula
    Hans Peter Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    J Urol 188:1772-7. 2012

Detail Information

Publications107 found, 100 shown here

  1. ncbi request reprint Prevalence of rectocele in young nulliparous women
    Hans P Dietz
    Western Clinical School, Nepean Hospital and University of Sydney, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 45:391-4. 2005
    ..It is generally assumed that fascial defects in the rectovaginal septum are the result of childbirth. However, rectoceles do occur in women who have never delivered vaginally...
  2. ncbi request reprint Pelvic floor trauma following vaginal delivery
    Hans Peter Dietz
    Nepean Campus, Western Clinical School, University of Sydney, Penrith, Australia
    Curr Opin Obstet Gynecol 18:528-37. 2006
    ..Recent years have seen a steady increase in the information available regarding pelvic floor trauma in childbirth. A review of this information is timely in view of the ongoing discussion concerning elective caesarean section...
  3. ncbi request reprint The natural history of cystocele recurrence
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 25:1053-7. 2014
    ..We used data obtained in clinical audit projects and a prospective surgical trial to define the natural history of cystocele recurrence...
  4. ncbi request reprint Translabial ultrasound in the assessment of pelvic floor and anorectal function in women with defecatory disorders
    H P Dietz
    Department of Obstetrics and Gynecology, Sydney Medical School Nepean, Nepean Hospital, University of Sydney, Penrith, NSW, 2750, Australia
    Tech Coloproctol 18:481-94. 2014
    ..This article illustrates in details the technique of translabial ultrasonography adopted by our unit and reviews the literature supporting this method of assessing pelvic floor and anorectal function in women with defecatory disorders. ..
  5. doi request reprint What is clinically relevant prolapse? An attempt at defining cutoffs for the clinical assessment of pelvic organ descent
    H P Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 25:451-5. 2014
    ....
  6. ncbi request reprint Can urodynamic stress incontinence be diagnosed by ultrasound?
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 24:1399-403. 2013
    ..Multichannel urodynamic testing is commonly used to diagnose urodynamic stress incontinence (USI). It has been claimed that USI may be diagnosed by imaging. In this study we determined the predictive value of ultrasound findings for USI...
  7. ncbi request reprint Can levator avulsion be repaired surgically? A prospective surgical pilot study
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 24:1011-5. 2013
    ..Avulsion of the puborectalis muscle from its bony insertion is common in women presenting with prolapse. We present a simple vaginal technique for levator reconstruction...
  8. doi request reprint Diagnosis of levator avulsion injury: a comparison of three methods
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, Australia
    Ultrasound Obstet Gynecol 40:693-8. 2012
    ..The aim of this study was to compare assessment by digital palpation and two ultrasound methods, one using rendered volumes and the other multislice imaging, for the diagnosis of levator avulsion...
  9. doi request reprint Determination of postvoid residual by translabial ultrasound
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J 23:1749-52. 2012
    ..Urogynaecological assessment routinely includes determination of postvoid residual urine volume (PVR). This study was designed to generate a formula for determining PVR by translabial ultrasound (US)...
  10. doi request reprint Pelvic floor structure and function in women with vesicovaginal fistula
    Hans Peter Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    J Urol 188:1772-7. 2012
    ..It is usually due to severely obstructed and protracted labor. We assumed that such patients would show evidence of abnormal levator function, eg due to denervation...
  11. doi request reprint What's wrong with the debate on mesh surgery?
    Hans P Dietz
    Sydney Medical School Nepean, University of Sydney, Penrith, NSW, Australia
    Aust N Z J Obstet Gynaecol 52:313-5. 2012
    ....
  12. doi request reprint Do women notice the effect of childbirth-related pelvic floor trauma?
    Hans P Dietz
    Obstetrics and Gynaecology, Sydney Medical School Nepean, Penrith, NSW 2750, Australia
    Aust N Z J Obstet Gynaecol 52:277-81. 2012
    ..We hypothesised that women notice reduced pelvic floor muscle strength after childbirth, especially those with avulsion...
  13. doi request reprint Levator function and voluntary augmentation of maximum urethral closure pressure
    Hans Peter Dietz
    Obstetrics and Gynaecology, Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J 23:1035-40. 2012
    ....
  14. doi request reprint Ultrasound in the investigation of posterior compartment vaginal prolapse and obstructed defecation
    H P Dietz
    Department of Obstetrics and Gynecology, Sydney Medical School Nepean, University of Sydney, Penrith, Australia
    Ultrasound Obstet Gynecol 40:14-27. 2012
    ..However, there is a substantial need for education, which currently remains unmet...
  15. doi request reprint Does childbirth alter the reflex pelvic floor response to coughing?
    H P Dietz
    Sydney Medical School Nepean, Penrith, Australia
    Ultrasound Obstet Gynecol 39:569-73. 2012
    ..To determine the prevalence of and to quantify the effect of reflex pelvic floor activation on coughing in nulliparous pregnant women, and to assess peripartal changes and any association with stress urinary incontinence...
  16. doi request reprint Avulsion injury and levator hiatal ballooning: two independent risk factors for prolapse? An observational study
    Hans Peter Dietz
    Sydney Medical School Nepean, Penrith, NSW, Australia
    Acta Obstet Gynecol Scand 91:211-4. 2012
    ..To study whether avulsion and ballooning are independent risk factors for symptoms and/or signs of pelvic organ prolapse...
  17. doi request reprint Female pelvic floor dysfunction--an imaging perspective
    Hans Peter Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW 2750, Australia
    Nat Rev Gastroenterol Hepatol 9:113-21. 2012
    ..Using imaging to facilitate communication between different specialties has the potential to greatly improve the multidisciplinary management of complex pelvic floor disorders...
  18. doi request reprint The aetiology of prolapse
    H P Dietz
    Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, New South Wales 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 19:1323-9. 2008
    ..In this paper, I will try to summarise the available evidence in order to separate hearsay and hypothesis from available research findings and to suggest a way forward for diagnosis and treatment...
  19. doi request reprint Levator trauma is associated with pelvic organ prolapse
    H P Dietz
    Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    BJOG 115:979-84. 2008
    ..To estimate the risk of prolapse associated with levator avulsion injury among a urogynaecological clinic population...
  20. doi request reprint Ballooning of the levator hiatus
    H P Dietz
    Nepean Clinical School, University of Sydney, Penrith, Australia
    Ultrasound Obstet Gynecol 31:676-80. 2008
    ..Hiatal area may therefore be an independent etiological factor for this condition. In this retrospective study we defined 'normality' for hiatal area by assessing its relationship with symptoms and clinical signs of prolapse...
  21. doi request reprint The quantification of levator muscle resting tone by digital assessment
    H P Dietz
    Nepean Clinical School, University of Sydney, Penrith, New South Wales, 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 19:1489-93. 2008
    ..It is moderately repeatable and associated with pelvic organ prolapse. Palpation of resting tone may be a useful new tool for assessing women with pelvic floor dysfunction...
  22. doi request reprint Validity and reproducibility of the digital detection of levator trauma
    H P Dietz
    Nepean Clinical School, Nepean Hospital, University of Sydney, Penrith, New South Wales 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 19:1097-101. 2008
    ..There seems to be a substantial learning curve. Palpatory detection of major levator trauma is less repeatable than identification by ultrasound...
  23. ncbi request reprint Levator avulsion and grading of pelvic floor muscle strength
    H P Dietz
    Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 19:633-6. 2008
    ..5 or higher (P < 0.001). Avulsion of the puborectalis muscle seems to have a marked effect on pelvic floor muscle strength, which may help in diagnosing trauma...
  24. ncbi request reprint Avulsion of the pubovisceral muscle associated with large vaginal tear after normal vaginal delivery at term
    Hans Peter Dietz
    Department of Obstetrics and Gynaecology, Napean Hospital, Penrith, NSW, Australia
    Aust N Z J Obstet Gynaecol 47:341-4. 2007
    ..To date, such trauma was thought to be occult. We present a case of intrapartum diagnosis of levator avulsion in a patient who suffered a large vaginal tear at the time of a normal vaginal delivery at term...
  25. ncbi request reprint Ultrasound assessment of pelvic organ prolapse: the relationship between prolapse severity and symptoms
    H P Dietz
    University of Sydney, Nepean Clinical School, Penrith, Australia
    Ultrasound Obstet Gynecol 29:688-91. 2007
    ..We performed a retrospective study to define cut-offs for significant pelvic organ descent on the basis of prolapse symptoms...
  26. ncbi request reprint Does bladder neck descent increase with age?
    H P Dietz
    Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 18:665-9. 2007
    ..The difference observed between parous and nulliparous women is intriguing and raises the issue of obstetric confounders such as historical changes in the likelihood of significant pelvic floor trauma...
  27. ncbi request reprint Levator trauma in labor: a challenge for obstetricians, surgeons and sonologists
    H P Dietz
    Western Clinical School, Nepean Campus, University of Sydney, Nepean Hospital, Penrith, NSW 2750, Australia
    Ultrasound Obstet Gynecol 29:368-71. 2007
  28. ncbi request reprint Quantification of major morphological abnormalities of the levator ani
    H P Dietz
    University of Sydney, Nepean Clinical School, Penrith, Australia
    Ultrasound Obstet Gynecol 29:329-34. 2007
    ..In this study quantification of such injuries using tomographic three-dimensional (3D) pelvic floor ultrasound was attempted...
  29. ncbi request reprint Bias in research and conflict of interest: why should we care?
    H P Dietz
    Obstetrics and Gynaecology, Nepean Clinical School, Nepean Hospital, University of Sydney, Penrith NSW, 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 18:241-3. 2007
  30. ncbi request reprint The assessment of levator trauma: a comparison between palpation and 4D pelvic floor ultrasound
    H P Dietz
    Nepean Campus, Western Clinical School, University of Sydney, Sydney, Australia
    Neurourol Urodyn 25:424-7. 2006
    ..While they are clearly evident on 3D ultrasound and MR imaging, such defects can be difficult to detect clinically. We intended to compare findings on palpation with the results of ultrasound imaging...
  31. ncbi request reprint The levator-urethra gap measurement: a more objective means of determining levator avulsion?
    H P Dietz
    Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith NSW 2750, Australia
    Ultrasound Obstet Gynecol 32:941-5. 2008
    ..This study assessed the use of four-dimensional ultrasound imaging to measure the levator-urethra gap (LUG) in order to identify avulsion...
  32. doi request reprint Prolapse worsens with age, doesn't it?
    Hans Peter Dietz
    Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 48:587-91. 2008
    ..This assumption has recently become less plausible, as the author and others have been able to show that mild to moderate pelvic organ descent is common in young, nulligravid women...
  33. doi request reprint Does avulsion of the puborectalis muscle affect bladder function?
    H P Dietz
    Nepean Clinical School, Nepean Hospital, University of Sydney, Penrith, NSW 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 20:967-72. 2009
    ..This study examined whether avulsion of the puborectalis muscle is associated with symptoms or signs of bladder dysfunction...
  34. doi request reprint Guidelines and standardisation documents should be published anonymously
    Hans Peter Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J 22:1343-4. 2011
    ..In the interest of progress and in order to avoid conflict of interest, guidelines and standardisation documents should be published anonymously, and they should undergo a mandatory review process by peers every few years...
  35. doi request reprint Pelvic floor ultrasound in prolapse: what's in it for the surgeon?
    Hans Peter Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW, 2750, Australia
    Int Urogynecol J 22:1221-32. 2011
    ..I will also try and give a perspective for the next 5 years, to consider how imaging may transform the way we deal with pelvic floor disorders...
  36. doi request reprint Pelvic floor ultrasound in incontinence: what's in it for the surgeon?
    Hans Peter Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J 22:1085-97. 2011
    ..In this review, I will outline the main uses of imaging in the work-up of women with urinary incontinence, before and after treatment, and focus on areas in which this benefit to patients and clinicians is most evident...
  37. doi request reprint Can the rectovaginal septum be visualized by transvaginal three-dimensional ultrasound?
    H P Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, NSW, Australia
    Ultrasound Obstet Gynecol 37:348-52. 2011
    ..RVS defects are thought to be responsible for rectocele formation. This study attempted to visualize the RVS with transvaginal three-dimensional (3D) ultrasound...
  38. doi request reprint Minimal criteria for the diagnosis of avulsion of the puborectalis muscle by tomographic ultrasound
    Hans Peter Dietz
    Sydney Medical School Nepean, Penrith, Australia
    Int Urogynecol J 22:699-704. 2011
    ..Puborectalis avulsion is a likely etiological factor for female pelvic organ prolapse (FPOP). We performed a study to establish minimal sonographic criteria for the diagnosis of avulsion...
  39. doi request reprint Mesh contraction: myth or reality?
    Hans Peter Dietz
    Department of Obstetrics, Gynecology, and Neonatology, Sydney Medical School Nepean, University of Sydney, Penrith, NSW, Australia
    Am J Obstet Gynecol 204:173.e1-4. 2011
    ..Mesh shrinkage is thought to be common and caused by immunological processes. In this longitudinal study, we examined mesh dimensions at 2 time points after implantation...
  40. doi request reprint Modelling the likelihood of levator avulsion in a urogynaecological population
    H P Dietz
    Nepean Clinical School, University of Sydney, Penrith, Australia
    Aust N Z J Obstet Gynaecol 50:268-72. 2010
    ..Avulsion of the puborectalis muscle is a consequence of vaginal childbirth and associated with female pelvic organ prolapse. It can be palpated, although diagnosis by imaging seems more reliable...
  41. doi request reprint Avulsion of the puborectalis muscle is associated with asymmetry of the levator hiatus
    H P Dietz
    Sydney Medical School Nepean, Nepean Hospital, Penrith, Australia
    Ultrasound Obstet Gynecol 37:723-6. 2011
    ..To determine the degree of levator hiatal asymmetry in women with unilateral avulsion of the puborectalis muscle in order to estimate the likely effect of successful reconstruction...
  42. doi request reprint Pelvic floor ultrasound: a review
    Hans Peter Dietz
    University of Sydney, Nepean Clinical School, Penrith, Australia
    Am J Obstet Gynecol 202:321-34. 2010
    ..It is likely that this will be an important driver behind the universal use of this technology. This review gives an overview of the method and its main current uses in clinical assessment and research...
  43. doi request reprint The role of two- and three-dimensional dynamic ultrasonography in pelvic organ prolapse
    Hans Peter Dietz
    Sydney Medical School Nepean, Penrith, Australia
    J Minim Invasive Gynecol 17:282-94. 2010
    ..This article will not deal with magnetic resonance imaging because I consider this technology to be of limited clinical utility due to technical restrictions, expense, and access issues...
  44. ncbi request reprint Our public health system: an accident waiting to happen?
    Hans Peter Dietz
    Department of Obstetrics, Gynaecology and Neonatology, Nepean Clinical School, University of Sydney, Sydney, NSW, Australia
    Med J Aust 191:345-6. 2009
    ..Another bureaucratic restructuring, such as recommended by the Garling report, can only be self-defeating. It is time for us to design systems small enough, and therefore resilient enough, to meet tomorrow's challenges...
  45. doi request reprint Rectocele or stool quality: what matters more for symptoms of obstructed defecation?
    H P Dietz
    Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, NSW 2750, Australia
    Tech Coloproctol 13:265-8. 2009
    ..Rectocele is a common condition seen inpatients presenting with symptoms of obstructed defecation.We designed a prospective observational study to investigate the relative roles of rectocele and stool quality for such symptoms...
  46. doi request reprint Tomographic ultrasound imaging of the pelvic floor: which levels matter most?
    H P Dietz
    Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    Ultrasound Obstet Gynecol 33:698-703. 2009
    ..In this study we aimed to determine which levels of the levator hiatus are associated with alterations in ultrasound parameters of pelvic organ support...
  47. doi request reprint Levator avulsion is a risk factor for cystocele recurrence
    H P Dietz
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, Australia
    Ultrasound Obstet Gynecol 36:76-80. 2010
    ..To determine whether levator avulsion is a risk factor for recurrence after cystocele repair...
  48. ncbi request reprint Predicting operative delivery
    H P Dietz
    University of Sydney, Camperdown and Penrith, Australia
    Ultrasound Obstet Gynecol 27:409-15. 2006
    ..Unplanned operative delivery (vaginal or abdominal) is associated with maternal anxiety, maternal and neonatal morbidity and increased resource use. We aimed to identify potential predictors for emergency operative delivery...
  49. ncbi request reprint Ultrasound in the quantification of female pelvic organ prolapse
    H P Dietz
    St Vincent s Hospital, Sydney, Australia
    Ultrasound Obstet Gynecol 18:511-4. 2001
    ..To evaluate the use of ultrasound in the quantification of prolapse and compare findings with clinical assessments obtained in a blind study...
  50. ncbi request reprint Will there ever be an end to the Caesarean section rate debate?
    Hans Peter Dietz
    Royal Prince Alfred Hospital, Camperdown, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 44:103-6. 2004
    ..The authors propose that a combination of known and newly developed predictors of emergency operative delivery may allow an antenatal risk assessment that could make intervention trials both ethically sound and logistically feasible...
  51. ncbi request reprint Does pregnancy affect pelvic organ mobility?
    Hans Peter Dietz
    University of Sydney, Sydney, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 44:517-20. 2004
    ..It is generally accepted that parity is a strong predictor of pelvic organ prolapse and incontinence. However, controversy persists as to whether this effect is due to pregnancy itself or parturition...
  52. ncbi request reprint Measuring engagement of the fetal head: validity and reproducibility of a new ultrasound technique
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Ultrasound Obstet Gynecol 25:165-8. 2005
    ..We attempted to validate the technique by comparing ultrasound with abdominal and vaginal palpation. Reproducibility was tested in a blinded test-retest series...
  53. ncbi request reprint How important is TVT location?
    Hans Peter Dietz
    Dunedin School of Medicine, University of Otago, Dunedin, New Zealand
    Acta Obstet Gynecol Scand 83:904-8. 2004
    ..The aim of this study was to investigate tape position and mobility and correlate this with postoperative symptoms of bladder dysfunction...
  54. ncbi request reprint Voiding function in pregnancy and puerperium
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 16:151-4; discussion 154. 2005
    ..g. urethral rotation and MFR centiles, r=0.182, p=0.027). MFR and AFR centiles increase in pregnancy and with childbirth, and increases correlate weakly with changes in bladder neck mobility...
  55. ncbi request reprint Female pelvic organ prolapse and voiding function
    H P Dietz
    Royal Prince Alfred Hospital and University of New South Wales, Sydney
    Int Urogynecol J Pelvic Floor Dysfunct 13:284-8. 2002
    ..001), but a cystocele with intact retrovesical angle had the opposite effect ( P<0.001)...
  56. ncbi request reprint Voiding function after tension-free vaginal tape: a longitudinal study
    Hans Peter Dietz
    Women and Babies, Royal Prince Alfred Hospital, Sydney, Australia
    Aust N Z J Obstet Gynaecol 44:152-5. 2004
    ..Aims: The present study was designed to longitudinally evaluate flowmetry indices and voiding symptoms after TVT placement...
  57. ncbi request reprint The 'iris effect': how two-dimensional and three-dimensional ultrasound can help us understand anti-incontinence procedures
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, NSW, Australia
    Ultrasound Obstet Gynecol 23:267-71. 2004
    ....
  58. ncbi request reprint Ultrasound imaging of the pelvic floor. Part I: two-dimensional aspects
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Ultrasound Obstet Gynecol 23:80-92. 2004
    ..Finally, the assessment of pelvic floor biomechanics may have implications for clinical obstetrics and ultimately for the prevention of delivery-related pelvic floor trauma...
  59. ncbi request reprint Which women are most affected by delivery-related changes in pelvic organ mobility?
    Hans Peter Dietz
    Royal Hospital for Women, University of New South Wales, Sydney, Australia
    Eur J Obstet Gynecol Reprod Biol 111:15-8. 2003
    ..The authors intended to define the relationship between antepartum pelvic organ mobility and delivery-related changes in these parameters...
  60. ncbi request reprint Do Asian women have less pelvic organ mobility than Caucasians?
    H P Dietz
    Royal Hospital for Women, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 14:250-3; discussion 253. 2003
    ..04 antepartum, P=0.02 postpartum). No significant differences were detected for cervical mobility. It was concluded that Asian women seem to show less mobility of the anterior and posterior vaginal compartments than Caucasians...
  61. ncbi request reprint Mechanical properties of urogynecologic implant materials
    H P Dietz
    Royal Hospital for Women, New South Wales, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 14:239-43; discussion 243. 2003
    ..83 N/mm. We concluded that the TVT and other wide-weave Prolene tapes have unique biomechanical characteristics. These properties may be at least partly responsible for the apparent clinical success of the implants...
  62. ncbi request reprint The effect of childbirth on pelvic organ mobility
    H P Dietz
    School of Women s and Childrens Health, University of New South Wales, Randwick, New South Wales, Australia
    Obstet Gynecol 102:223-8. 2003
    ..To study the effect of child birth on pelvic organ mobility in a prospective observational study...
  63. ncbi request reprint Three-dimensional ultrasound imaging of the pelvic floor: the effect of parturition on paravaginal support structures
    H P Dietz
    Royal Hospital for Women, Sydney, Australia
    Ultrasound Obstet Gynecol 21:589-95. 2003
    ..This study used three-dimensional translabial ultrasound to assess these structures and document peripartal changes...
  64. ncbi request reprint Antenatal pelvic organ mobility is associated with delivery mode
    Hans P Dietz
    Royal Hospital for Women, Sydney, Australia
    Aust N Z J Obstet Gynaecol 43:70-4. 2003
    ..This study was designed to test whether peripheral joint mobility or pelvic organ mobility as measures of connective tissue biomechanical properties are associated with progress in labour and delivery mode...
  65. ncbi request reprint Does the tension-free vaginal tape stay where you put it?
    Hans Peter Dietz
    Royal Hospital for Women and the University of New South Wales, Sydney, Australia
    Am J Obstet Gynecol 188:950-3. 2003
    ..Long-term follow-up data remain scarce. It has been speculated that scar formation leads to tape shortening and stiffening. This study was designed to longitudinally investigate tape position and mobility...
  66. ncbi request reprint Bladder neck mobility and urethral closure pressure as predictors of genuine stress incontinence
    H P Dietz
    Royal Hospital for Women, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 13:289-93. 2002
    ..Both bladder neck mobility and maximum urethral closure pressure are strong predictors of the diagnosis of GSI, provided major confounders are excluded. Bladder neck mobility appears to be the stronger predictor...
  67. ncbi request reprint Symptoms of voiding dysfunction: what do they really mean?
    H P Dietz
    Royal Prince Alfred Hospital, Missenden Rd, 2050, Camperdown, NSW, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 16:52-5; discussion 55. 2005
    ..Straining to void and the sensation of incomplete emptying or the need to revoid were not associated with a significant reduction in maximum flow rate centiles...
  68. ncbi request reprint Posterior compartment prolapse on two-dimensional and three-dimensional pelvic floor ultrasound: the distinction between true rectocele, perineal hypermobility and enterocele
    H P Dietz
    Department of Obstetrics and Gynaecology, Western Clinical School, University of Sydney and Royal Prince Alfred Hospital, Sydney, Australia
    Ultrasound Obstet Gynecol 26:73-7. 2005
    ..Our objective was to determine the prevalence of these conditions in a urogynecological population...
  69. ncbi request reprint Childbirth and pelvic floor trauma
    H P Dietz
    Nepean Campus, Western Clinical School, University of Sydney, Penrith, Australia
    Best Pract Res Clin Obstet Gynaecol 19:913-24. 2005
    ..It is much less clear, however, whether such trauma is clinically relevant, and how important it is in the aetiology of pelvic floor morbidity later in life...
  70. ncbi request reprint Paravaginal defects: a comparison of clinical examination and 2D/3D ultrasound imaging
    Hans Peter Dietz
    University of Sydney, Western Clinical School, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 45:187-90. 2005
    ..Paravaginal defects are often assumed to be the underlying anatomical abnormality in anterior compartment descent. Neither clinical examination nor ultrasound assessment are generally accepted diagnostic modalities...
  71. ncbi request reprint Biometry of the pubovisceral muscle and levator hiatus by three-dimensional pelvic floor ultrasound
    H P Dietz
    Western Clinical School, Nepean Campus, University of Sydney, Penrith, Australia
    Ultrasound Obstet Gynecol 25:580-5. 2005
    ..Three-dimensional (3D) ultrasound has recently been shown to be able to demonstrate the pubovisceral muscle. The aim of this study was to define the anatomy of the levator hiatus in young nulliparous women with the help of 3D ultrasound...
  72. ncbi request reprint Which bowel symptoms are most strongly associated with a true rectocele?
    Hans Peter Dietz
    Westerb Clinical School, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 45:505-8. 2005
    ..However, it is currently unknown whether specific sonographic appearances are associated with bowel symptoms...
  73. ncbi request reprint Pelvic floor trauma in childbirth - myth or reality?
    H P Dietz
    University of Sydney, Western Clinical School, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 45:3-11. 2005
    ..It is much less clear, however, whether such trauma is clinically relevant, and how important it is in the aetiology of pelvic floor morbidity later in life...
  74. ncbi request reprint Levator trauma after vaginal delivery
    Hans Peter Dietz
    Royal Prince Alfred Hospital, Sydney, and University of Sydney, Western Clinical School, Nepean Campus, Australia
    Obstet Gynecol 106:707-12. 2005
    ..We intended to define the incidence of major trauma to the pubovisceral muscle...
  75. ncbi request reprint The role of childbirth in the aetiology of rectocele
    H P Dietz
    Western Clinical School, Nepean Campus, University of Sydney, Penrith, Australia
    BJOG 113:264-7. 2006
    ..In a prospective study, we examined the prevalence of such defects in primiparae before and after childbearing in order to define the role of childbearing in the aetiology of rectocele...
  76. ncbi request reprint TVT vs Monarc: a comparative study
    Hans Peter Dietz
    Department of Obstetrics and Gynaecology, Western Clinical School, Nepean Campus, University of Sydney, Nepean Hospital, Penrith NSW 2750, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 17:566-9. 2006
    ..In summary, the Monarc is an effective TVT alternative, achieving cure of stress incontinence by similar means. It may be less obstructive, resulting in improved patient satisfaction...
  77. ncbi request reprint Two-dimensional and three-dimensional ultrasound imaging of suburethral slings
    H P Dietz
    Nepean Hospital and University of Sydney, Townsville, Australia
    Ultrasound Obstet Gynecol 26:175-9. 2005
    ..The aim of this study was to determine differences in position and mobility of these implants, and to determine whether such differences explain variations in clinical outcome...
  78. doi request reprint A simplified method for determining hiatal biometry
    Hans P Dietz
    Sydney Medical School Nepean, Nepean Hospital, University of Sydney, Penrith, NSW 2750, Australia
    Aust N Z J Obstet Gynaecol 51:540-3. 2011
    ..Its dimensions are measured in the axial plane and are strongly associated with female pelvic organ prolapse. We aimed to compare two commonly used methods for measuring hiatal dimensions...
  79. ncbi request reprint The assessment of levator muscle strength: a validation of three ultrasound techniques
    H P Dietz
    Royal Hospital for Women, Barker Street, Randwick 2031 NSW, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 13:156-9; discussion 159. 2002
    ..All correlations were highly significant. It appears that the assessment of levator function by ultrasound correlates strongly with vaginal palpation of muscle strength and perineometry...
  80. ncbi request reprint Bladder neck mobility is a heritable trait
    H P Dietz
    University of Sydney, NSW 2751, Australia
    BJOG 112:334-9. 2005
    ..We undertook a heritability study to determine whether mobility of the bladder neck, one of the main determinants of stress urinary incontinence, is genetically influenced...
  81. ncbi request reprint Does delayed child-bearing increase the risk of levator injury in labour?
    Hans P Dietz
    Nepean Clinical School, University of Sydney, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 47:491-5. 2007
    ..Levator trauma is common in parous women. We have recently found a relationship with age at first vaginal delivery in women seen before and after childbirth...
  82. ncbi request reprint Vaginal childbirth and bladder neck mobility
    H P Dietz
    Royal Hospital for Women and School of Women s and Children s Health, University of New South Wales, Sydney, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 42:522-5. 2002
    ..The purpose of this study was to quantify the effect of vaginal parity and birthweight on anterior compartment relaxation...
  83. doi request reprint New imaging method for assessing pelvic floor biomechanics
    I Thyer
    University of Sydney Medical Program, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, NSW 2750, Australia
    Ultrasound Obstet Gynecol 31:201-5. 2008
    ..To date, there are no established means of assessing pelvic floor elasticity. We propose the use of translabial ultrasound to estimate strain, one element of pubovisceral muscle elasticity...
  84. doi request reprint The relationship between urethral mobility and parity
    K J Dickie
    Sydney Medical School Nepean, University of Sydney, Nepean Hospital, Penrith, New South Wales, Australia
    BJOG 117:1220-4. 2010
    ..The purpose of this study was to determine whether there is a significant relationship between segmental urethral mobility and vaginal parity in women undergoing urodynamic testing for prolapse or lower urinary tract symptoms...
  85. ncbi request reprint The prevalence of major abnormalities of the levator ani in urogynaecological patients
    H P Dietz
    University of Sydney, Western Clinical School, Penrith, Australia, and Erasmus Medical Centre, Rotterdam, The Netherlands
    BJOG 113:225-30. 2006
    ..This study was designed to define prevalence and clinical significance of such abnormalities in urogynaecological patients...
  86. doi request reprint Transobturator mesh for cystocele repair: a short- to medium-term follow-up using 3D/4D ultrasound
    K L Shek
    Nepean Clinical School, University of Sydney, Penrith, Australia
    Ultrasound Obstet Gynecol 32:82-6. 2008
    ..We therefore performed an external surgical audit using three- and four-dimensional pelvic floor ultrasound to study the short- to medium-term results of transobturator mesh placement...
  87. doi request reprint Levator defects can be detected by 2D translabial ultrasound
    H P Dietz
    Obstetrics and Gynaecology, Nepean Clinical School, Nepean Hospital, University of Sydney, Penrith, NSW, 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 20:807-11. 2009
    ..In this study, we tested validity and reproducibility of a new method for diagnosing levator avulsion by 2D translabial ultrasound...
  88. doi request reprint Intrapartum risk factors for levator trauma
    K L Shek
    Nepean Clinical School, University of Sydney, Nepean Hospital, Sydney, NSW 2750, Australia
    BJOG 117:1485-92. 2010
    ..To determine intrapartum risk factors associated with levator trauma as identified by ultrasound imaging...
  89. ncbi request reprint Is the irritable bladder associated with anterior compartment relaxation? A critical look at the 'integral theory of pelvic floor dysfunction'
    H P Dietz
    Royal Hospital for Women, Sydney, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 41:317-9. 2001
    ..The findings of this study therefore do not support this hypothesis of the 'integral theory'...
  90. ncbi request reprint Irritative symptoms after colposuspension: are they due to distortion or overelevation of the anterior vaginal wall and trigone?
    H P Dietz
    New St Vincent s Hospital, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 12:232-5; discussion 235-6. 2001
    ..The data presented in this study do not support the hypothesis that symptoms of bladder irritability are due to trigonal distortion or overelevation...
  91. ncbi request reprint Levator function in nulliparous women
    H P Dietz
    Royal Hospital for Women and University of New South Wales, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 14:24-6; discussion 26. 2003
    ..001). Motivational factors mentioned were boyfriends, mothers, other female relatives and, most commonly, articles in popular magazines, e.g. Cosmospolitan and Cleo...
  92. ncbi request reprint Anatomical assessment of the bladder outlet and proximal urethra using ultrasound and videocystourethrography
    H P Dietz
    Dunedin School of Medicine, University of Otago, New Zealand
    Int Urogynecol J Pelvic Floor Dysfunct 9:365-9. 1998
    ..Ultrasound imaging may be preferable as it is cheaper, requires less technological back-up and avoids the risks of radiation exposure and allergic reactions to contrast medium...
  93. ncbi request reprint The influence of bladder volume on the position and mobility of the urethrovesical junction
    H P Dietz
    Dunedin School of Medicine, University of Otago, New Zealand
    Int Urogynecol J Pelvic Floor Dysfunct 10:3-6. 1999
    ..Funneling of the proximal urethra, however, is more easily observed with a full bladder. Imaging of the lower urinary tract should be undertaken at defined bladder volumes...
  94. ncbi request reprint Colposuspension success and failure: a long-term objective follow-up study
    H P Dietz
    Dunedin School of Medicine, University of Otago, New Zealand
    Int Urogynecol J Pelvic Floor Dysfunct 11:346-51. 2000
    ..Survival analysis showed that the likelihood of all types of failure and of abnormal ultrasound findings increased over time. It is proposed that long-term results after incontinence surgery be presented as survival analysis...
  95. ncbi request reprint Stress urinary incontinence after transobturator mesh for cystocele repair
    K L Shek
    Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney Nepean Hospital, Penrith, NSW 2750, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 20:421-5. 2009
    ..013) after transobturator mesh. A narrower gap between symphysis pubis and mesh was associated with a positive outcome (p = 0.015 on ANOVA). Transobturator mesh for cystocele repair appears to have a net positive effect on SUI...
  96. ncbi request reprint Laparoscopic colposuspension versus urethropexy: a case-control series
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 16:15-8; discussion 18. 2005
    ..Significant differences were observed regarding anatomical appearances, with urethropexies showing more recurrent bladder neck hypermobility and cystocele...
  97. ncbi request reprint TVT and Sparc suburethral slings: a case-control series
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Int Urogynecol J Pelvic Floor Dysfunct 15:129-31; discussion 131. 2004
    ..There are significant differences in medium-term outcomes after TVT and Sparc, affecting tape placement, mobility, effect on voiding function and objective stress continence. Patient satisfaction and subjective cure rates seem similar...
  98. ncbi request reprint Pelvic organ descent in young nulligravid women
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Am J Obstet Gynecol 191:95-9. 2004
    ..There is little information available on what constitutes "normal" pelvic organ mobility. This study presents normal values for urethral, bladder, cervical, and rectal descent on Valsalva...
  99. ncbi request reprint Ultrasound imaging of the pelvic floor. Part II: three-dimensional or volume imaging
    H P Dietz
    Royal Prince Alfred Hospital, Sydney, Australia
    Ultrasound Obstet Gynecol 23:615-25. 2004
    ..While 3D pelvic floor imaging is a field that is still in its infancy, it is already clear that the method has opened up entirely new opportunities for the observation of functional anatomy...
  100. doi request reprint The urethral motion profile: a novel method to evaluate urethral support and mobility
    Ka Lai Shek
    Obstetrics and Gynaecology Department, Nepean Hospital, Nepean Clinical School, University of Sydney, Penrith, New South Wales, Australia
    Aust N Z J Obstet Gynaecol 48:337-42. 2008
    ..Urethral hypermobility is one of the theories developed to explain stress urinary incontinence. Traumatic damage to urethral supports during vaginal childbirth may be an important contributor...
  101. ncbi request reprint Test-retest and intra-observer repeatability of two-, three- and four-dimensional perineal ultrasound of pelvic floor muscle anatomy and function
    Ingeborg Hoff Braekken
    Department of Sports Medicine, Norwegian School of Sport Sciences, P O Box 4014, Ulleval Stadion, 0806 Oslo, Norway
    Int Urogynecol J Pelvic Floor Dysfunct 19:227-35. 2008
    ..56, 0.59 and 0.51, respectively. Perineal ultrasound is a reliable method for measuring most of the tested parameters of morphology and function of the PFMs...