Michael H Hsieh

Summary

Affiliation: Stanford University
Country: USA

Publications

  1. pmc Caucasian male infants and boys with hypospadias exhibit reduced anogenital distance
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, CA 94305, USA
    Hum Reprod 27:1577-80. 2012
  2. pmc The genetic and phenotypic basis of infertility in men with pediatric urologic disorders
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, CA 94305, USA
    Urology 76:25-31. 2010
  3. pmc Trends in prenatal sonography use and subsequent urologic diagnoses and abortions in the United States
    Michael H Hsieh
    Department of Urology, Stanford University, Stanford, CA 94305, USA
    J Pediatr Urol 5:490-4. 2009
  4. doi request reprint Treatment of pediatric vesicoureteral reflux using endoscopic injection of hyaluronic acid/dextranomer gel: intermediate-term experience by a single surgeon
    Michael H Hsieh
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    Urology 76:199-203. 2010
  5. pmc Ex-premature infant boys with hypospadias are similar in size to age-matched, ex-premature infant boys without hypospadias
    Michael H Hsieh
    Department of Urology, Stanford School of Medicine, Stanford, CA 94305, USA
    J Pediatr Urol 7:543-7. 2011
  6. doi request reprint Surgical antibiotic practices among pediatric urologists in the United States
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, CA 94305, USA
    J Pediatr Urol 7:192-7. 2011
  7. ncbi request reprint Cross-sectional evaluation of parental decision making factors for vesicoureteral reflux management in children
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, California 94305, USA
    J Urol 184:1589-93. 2010
  8. doi request reprint Impact of anatomical and socioeconomic factors on timing of urological consultation for boys with cryptorchidism
    Aaron P Bayne
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 186:1601-5. 2011
  9. doi request reprint Bladder injuries during laparoscopic orchiopexy: incidence and lessons learned
    Michael H Hsieh
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 182:280-4; discussion 284-5. 2009
  10. ncbi request reprint Factors associated with delayed treatment of acute testicular torsion-do demographics or interhospital transfer matter?
    Aaron P Bayne
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 184:1743-7. 2010

Detail Information

Publications34

  1. pmc Caucasian male infants and boys with hypospadias exhibit reduced anogenital distance
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, CA 94305, USA
    Hum Reprod 27:1577-80. 2012
    ..Human studies have correlated shorter AGD with exposure to putative endocrine disruptors in the environment but have not examined AGD in hypospadiac boys. We measured AGD in boys with hypospadias and those with normal genitals...
  2. pmc The genetic and phenotypic basis of infertility in men with pediatric urologic disorders
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, CA 94305, USA
    Urology 76:25-31. 2010
    ..Given the significant recent advances in infertility treatments, paternity with many currently untreatable pediatric disorders is likely in the future...
  3. pmc Trends in prenatal sonography use and subsequent urologic diagnoses and abortions in the United States
    Michael H Hsieh
    Department of Urology, Stanford University, Stanford, CA 94305, USA
    J Pediatr Urol 5:490-4. 2009
    ..The impact of this technology on the incidence of pediatric urological diagnoses is unknown. We sought to assess trends in prenatal sonography and resulting urologic diagnoses and/or abortions...
  4. doi request reprint Treatment of pediatric vesicoureteral reflux using endoscopic injection of hyaluronic acid/dextranomer gel: intermediate-term experience by a single surgeon
    Michael H Hsieh
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    Urology 76:199-203. 2010
    ..We present data from 3 years of using non-animal-stabilized hyaluronic acid/dextranomer gel to treat children with vesicoureteral reflux...
  5. pmc Ex-premature infant boys with hypospadias are similar in size to age-matched, ex-premature infant boys without hypospadias
    Michael H Hsieh
    Department of Urology, Stanford School of Medicine, Stanford, CA 94305, USA
    J Pediatr Urol 7:543-7. 2011
    ..To determine whether premature, hypospadiac boys are small and remain so, we compared their size at birth and at hypospadias repair to premature boys who underwent post-neonatal circumcision...
  6. doi request reprint Surgical antibiotic practices among pediatric urologists in the United States
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, CA 94305, USA
    J Pediatr Urol 7:192-7. 2011
    ..We hypothesized that there are practice variations in the use of surgical antibiotics by pediatric urologists in the United States...
  7. ncbi request reprint Cross-sectional evaluation of parental decision making factors for vesicoureteral reflux management in children
    Michael H Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford, California 94305, USA
    J Urol 184:1589-93. 2010
    ..We performed a cross-sectional study of parental management for pediatric vesicoureteral reflux...
  8. doi request reprint Impact of anatomical and socioeconomic factors on timing of urological consultation for boys with cryptorchidism
    Aaron P Bayne
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 186:1601-5. 2011
    ..Early repair lessens the extent of testicular injury. We hypothesized that anatomical and socioeconomic factors affect the timing of consultation and treatment for boys with cryptorchidism...
  9. doi request reprint Bladder injuries during laparoscopic orchiopexy: incidence and lessons learned
    Michael H Hsieh
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 182:280-4; discussion 284-5. 2009
    ..Laparoscopic orchiopexy is a safe operation. However, the bladder can be injured during creation of the transperitoneal tunnel for the cryptorchid testis. We reviewed our experience with this complication...
  10. ncbi request reprint Factors associated with delayed treatment of acute testicular torsion-do demographics or interhospital transfer matter?
    Aaron P Bayne
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 184:1743-7. 2010
    ..Testicular torsion is a true urological emergency. We determined whether a delay in treatment due to hospital transfer or socioeconomic factors would impact the orchiectomy rate in children with this condition...
  11. doi request reprint Economic analysis of infant vs postpubertal orchiopexy to prevent testicular cancer
    Michael H Hsieh
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    Urology 73:776-81. 2009
    ..Infant surgery is often performed by pediatric subspecialists and hence might be more costly. Although rare, testicular cancer can require significant medical expenditures...
  12. ncbi request reprint Outcomes and cost analysis of pyeloplasty for antenatally diagnosed ureteropelvic junction obstruction using Markov models
    Michael H Hsieh
    Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    Urology 72:794-9. 2008
    ..We sought to examine the potential costs and clinical outcomes of treatment protocols featuring different indications for pediatric pyeloplasty using Markov models...
  13. ncbi request reprint Markov modeling of vasectomy reversal and ART for infertility: how do obstructive interval and female partner age influence cost effectiveness?
    Michael H Hsieh
    University of California San Francisco, Department of Urology, San Francisco, California, USA
    Fertil Steril 88:840-6. 2007
    ....
  14. pmc Obesity does not decrease the accuracy of testicular examination in anesthetized boys with cryptorchidism
    Benjamin N Breyer
    Department of Urology, University of California San Francisco, San Francisco, California, USA
    J Urol 181:830-4. 2009
    ..Given that the prevalence of childhood obesity is increasing in the United States, we tested the timely hypothesis that obesity hinders physical examination based localization of the cryptorchid testis...
  15. pmc Robot-assisted laparoscopic hysterectomy, gonadal biopsy, and orchiopexies in an infant with persistent mullerian duct syndrome
    Jonathan A Wu
    Department of Urology, Stanford University School of Medicine, Stanford University, Stanford, CA
    Urology 83:915-7. 2014
    ..Final pathology confirmed the diagnosis of PMDS. To our knowledge, this is only the second report of PMDS managed through a robot-assisted laparoscopic approach. ..
  16. pmc Helminth-induced interleukin-4 abrogates invariant natural killer T cell activation-associated clearance of bacterial infection
    Yi Ju Hsieh
    Department of Urology, Stanford University School of Medicine, Stanford University, Stanford, California, USA
    Infect Immun 82:2087-97. 2014
    ..Our findings point to a previously unappreciated role for helminth-induced IL-4 in impairment of iNKT cell-mediated clearance of bacterial coexposure. ..
  17. ncbi request reprint Associations among hypospadias, cryptorchidism, anogenital distance, and endocrine disruption
    Michael H Hsieh
    Scott Department of Urology, Texas Children s Hospital, Clinical Care Center, Baylor College of Medicine, Suite 660, 6621 Fannin Street, Houston, TX 77030, USA
    Curr Urol Rep 9:137-42. 2008
    ..Hence, human hypospadias and cryptorchidism may be associated with reduced anogenital distance as a result of endocrine disruption...
  18. ncbi request reprint Increasing incidence of neuroblastoma and potentially higher associated mortality of children from nonmetropolitan areas: analysis of the surveillance, epidemiology, and end results database
    Michael H Hsieh
    Scott Department of Urology, Division of Pediatric Urology, Texas Children s Hospital, Baylor College of Medicine, Houston, TX 77030, USA
    J Pediatr Hematol Oncol 31:942-6. 2009
    ..However, this study is limited by sample size. These concerning trends warrant further study through means other than Surveillance, Epidemiology, and End Results...
  19. pmc Transcriptional profiling of the bladder in urogenital schistosomiasis reveals pathways of inflammatory fibrosis and urothelial compromise
    Debalina Ray
    Department of Urology, Stanford University School of Medicine, Stanford, California, United States of America
    PLoS Negl Trop Dis 6:e1912. 2012
    ..Taken together, our findings have important implications for understanding host-parasite interactions and carcinogenesis in urogenital schistosomiasis, and may provide clues for novel therapeutic strategies...
  20. ncbi request reprint Urologic diagnoses among infants hospitalized for urinary tract infection
    Michael H Hsieh
    Scott Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    Urology 74:100-3. 2009
    ..The prevalence of urologic anomalies among infants (<400 days old) hospitalized for UTIs has not been previously reported...
  21. ncbi request reprint Cellular origin of bladder neoplasia and tissue dynamics of its progression to invasive carcinoma
    Kunyoo Shin
    Institute for Stem Cell Biology and Regenerative Medicine, Stanford University School of Medicine, Stanford, California 94305, USA
    Nat Cell Biol 16:469-78. 2014
    ..We thus find that invasive carcinoma is initiated from basal urothelial stem cells but that tumour cell phenotype can diverge significantly from that of the cancer cell of origin. ..
  22. pmc A new mouse model for female genital schistosomiasis
    Monica L Richardson
    Departments of Ob Gyn and Urology, Female Pelvic Medicine and Reconstructive Surgery, Stanford University School of Medicine, Palo Alto, California, United States of America
    PLoS Negl Trop Dis 8:e2825. 2014
    ..The associated mechanisms remain unclear due to the lack of a tractable animal model. We sought to create a mouse model conducive to the study of immune modulation and genitourinary changes that occur with FGS...
  23. ncbi request reprint In utero exposure to benzophenone-2 causes hypospadias through an estrogen receptor dependent mechanism
    Michael H Hsieh
    Department of Urology, University of California San Francisco, San Francisco, California, USA
    J Urol 178:1637-42. 2007
    ..We determined whether hypospadias would develop in male mice exposed to benzophenone-2 in utero and whether this outcome depended on estrogen receptor pathways...
  24. ncbi request reprint Decision analysis and Markov modeling in urology
    Michael H Hsieh
    Department of Urology, Urologic Outcomes Research Group, University of California San Francisco Comprehensive Cancer Center, University of California San Francisco, USA
    J Urol 178:1867-74. 2007
    ..The use of mathematical models has grown and they are commonly used in all areas. We describe and discuss the application of decision analysis and Markov modeling in urology...
  25. ncbi request reprint Effects of robotic manipulators on movements of novices and surgeons
    Ilana Nisky
    Department of Mechanical Engineering, Stanford University, 424 Panama Mall, Stanford, CA, 94305, USA
    Surg Endosc 28:2145-58. 2014
    ..This study quantified the effects of da Vinci Si master manipulator dynamics on movements of novice users and experienced surgeons and suggests possible implications for training and robot design...
  26. ncbi request reprint Kinematic analysis of motor performance in robot-assisted surgery: a preliminary study
    Ilana Nisky
    Department of Mechanical Engineering, Stanford University, Stanford, CA, USA
    Stud Health Technol Inform 184:302-8. 2013
    ..In addition, there was preliminary evidence for differences between experts and novices. These findings could impact robot design, control, and training methods for RAS...
  27. doi request reprint Medical malpractice in American urology: 22-year national review of the impact of caps and implications for contemporary practice
    Michael H Hsieh
    Department of Urology, Baylor College of Medicine, Houston, Texas, USA
    J Urol 179:1944-9; discussion 1949. 2008
    ..We comprehensively examined jury verdicts involving urologists and determined the nature of these cases and their relationship to changes in tort reform...
  28. doi request reprint Meta-analysis: does lidocaine gel before flexible cystoscopy provide pain relief?
    David S Aaronson
    UCSF Medical Center, Department of Urology, Ambulatory Care Center, Suite A633, San Francisco, CA 94117, USA
    BJU Int 104:506-9; discussion 509-10. 2009
    ....
  29. pmc The relationship between anogenital distance, fatherhood, and fertility in adult men
    Michael L Eisenberg
    Division of Male Reproductive Medicine and Surgery, Scott Department of Urology, Baylor College of Medicine, Houston, Texas, United States of America
    PLoS ONE 6:e18973. 2011
    ..Given the correlation between anogenital distance and genital development, we sought to determine if anogenital distance varied in fertile compared to infertile adult men...
  30. pmc A novel mouse model of Schistosoma haematobium egg-induced immunopathology
    Chi Ling Fu
    Department of Urology, Stanford University School of Medicine, Stanford, California, United States of America
    PLoS Pathog 8:e1002605. 2012
    ..Taken together, our novel mouse model may help facilitate a better understanding of the unique pathophysiological mechanisms of epithelial dysfunction, tissue fibrosis, and oncogenesis associated with urogenital schistosomiasis...
  31. ncbi request reprint Urothelial sonic hedgehog signaling plays an important role in bladder smooth muscle formation
    Yoshiyuki Shiroyanagi
    Department of Urology, UCSF Children s Hospital, University of California San Francisco, P O Box 0738, 400 Parnassus A640, San Francisco, CA 94143 0738, USA
    Differentiation 75:968-77. 2007
    ..Based on Shh expression by urothelium and the effects of Shh inhibition on bladder SM induction, we hypothesize that urothelial-derived Shh orchestrates induction of SM in the fetal mouse bladder...
  32. ncbi request reprint Cost-utility analysis of treatment algorithms for moderate grade vesicoureteral reflux using Markov models
    Michael H Hsieh
    Department of Urology, University of California San Francisco, California, USA
    J Urol 177:703-9; discussion 709. 2007
    ..We incorporated these considerations into a contemporary, comprehensive analysis of treatment for vesicoureteral reflux...
  33. doi request reprint Robot-assisted versus open sacrocolpopexy: a cost-minimization analysis
    Christopher S Elliott
    Stanford University, Stanford, CA, USA
    J Urol 187:638-43. 2012
    ..Using outcomes at our center we evaluated whether the robotic approach to sacrocolpopexy is as cost-effective as the open approach...
  34. ncbi request reprint 46,XX SRY-negative true hermaphrodite siblings
    Faith Y Dorsey
    Baylor College of Medicine, Houston, Texas 77030, USA
    Urology 73:529-31. 2009
    ....