Joost Felius

Summary

Affiliation: Retina Foundation of the Southwest
Country: USA

Publications

  1. doi request reprint Visual acuity deficits in children with nystagmus and Down syndrome
    Joost Felius
    Retina Foundation of the Southwest, Dallas, Texas Electronic address
    Am J Ophthalmol 157:458-63. 2014
  2. doi request reprint Visual deprivation and foveation characteristics both underlie visual acuity deficits in idiopathic infantile nystagmus
    Joost Felius
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    Invest Ophthalmol Vis Sci 54:3520-5. 2013
  3. doi request reprint Quantifying nystagmus in infants and young children: relation between foveation and visual acuity deficit
    Joost Felius
    Retina Foundation of the Southwest, 9900 N Central Expressway, Suite 400, Dallas, TX 75231, USA
    Invest Ophthalmol Vis Sci 52:8724-31. 2011
  4. doi request reprint Photographic assessment of changes in torsional strabismus
    Joost Felius
    Retina Foundation of the Southwest, 9900 N Central Expressway, Dallas, TX 75231, USA
    J AAPOS 13:593-5. 2009
  5. ncbi request reprint The Amblyopia and Strabismus Questionnaire: English translation, validation, and subscales
    Joost Felius
    Retina Foundation of Southwest, Dallas, Texas 75231, USA
    Am J Ophthalmol 143:305-310. 2007
  6. ncbi request reprint Development of an instrument to assess vision-related quality of life in young children
    Joost Felius
    Retina Foundation of the Southwest, 9900 N Central Expressway, Dallas, TX 75231, USA
    Am J Ophthalmol 138:362-72. 2004
  7. ncbi request reprint The management of strabismus in adults--III. The effects on disability
    George R Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, TX 75225, USA
    J AAPOS 9:455-9. 2005
  8. ncbi request reprint The management of strabismus in adults--II. Patient and provider perspectives on the severity of adult strabismus and on outcome contributors
    George R Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, TX, USA
    J AAPOS 9:141-7. 2005
  9. pmc Fixation control and eye alignment in children treated for dense congenital or developmental cataracts
    Eileen E Birch
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    J AAPOS 16:156-60. 2012
  10. ncbi request reprint Surgical findings with the tinted AcrySof intraocular lens in children
    Cynthia L Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, Texas, USA
    J AAPOS 11:166-9. 2007

Detail Information

Publications43

  1. doi request reprint Visual acuity deficits in children with nystagmus and Down syndrome
    Joost Felius
    Retina Foundation of the Southwest, Dallas, Texas Electronic address
    Am J Ophthalmol 157:458-63. 2014
    ..To investigate the association between visual acuity deficits and fixation instability in children with Down syndrome and nystagmus...
  2. doi request reprint Visual deprivation and foveation characteristics both underlie visual acuity deficits in idiopathic infantile nystagmus
    Joost Felius
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    Invest Ophthalmol Vis Sci 54:3520-5. 2013
    ..Here we present evidence for an additional component of acuity loss associated with the deprivation experienced during the sensitive period of visual development...
  3. doi request reprint Quantifying nystagmus in infants and young children: relation between foveation and visual acuity deficit
    Joost Felius
    Retina Foundation of the Southwest, 9900 N Central Expressway, Suite 400, Dallas, TX 75231, USA
    Invest Ophthalmol Vis Sci 52:8724-31. 2011
    ..A method was developed to capture useful information from noisy data and validate the technique by showing meaningful relationships with visual functioning...
  4. doi request reprint Photographic assessment of changes in torsional strabismus
    Joost Felius
    Retina Foundation of the Southwest, 9900 N Central Expressway, Dallas, TX 75231, USA
    J AAPOS 13:593-5. 2009
    ..Using a consumer-grade digital camera, basic photographic editing software, and a data worksheet, this technique assesses changes in objective torsion with accuracy and retest variability of both approximately 1 degrees...
  5. ncbi request reprint The Amblyopia and Strabismus Questionnaire: English translation, validation, and subscales
    Joost Felius
    Retina Foundation of Southwest, Dallas, Texas 75231, USA
    Am J Ophthalmol 143:305-310. 2007
    ..To establish the English-language version of the Amblyopia and Strabismus Questionnaire (ASQE)...
  6. ncbi request reprint Development of an instrument to assess vision-related quality of life in young children
    Joost Felius
    Retina Foundation of the Southwest, 9900 N Central Expressway, Dallas, TX 75231, USA
    Am J Ophthalmol 138:362-72. 2004
    ..Our aim was to develop vision-related QOL instruments for children in different age ranges <==7 years, and to provide initial validation of these instruments...
  7. ncbi request reprint The management of strabismus in adults--III. The effects on disability
    George R Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, TX 75225, USA
    J AAPOS 9:455-9. 2005
    ..Here, we give a broad overview of the types and severity of disability and provide initial validation of an instrument (questionnaire) to assess these disability aspects...
  8. ncbi request reprint The management of strabismus in adults--II. Patient and provider perspectives on the severity of adult strabismus and on outcome contributors
    George R Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, TX, USA
    J AAPOS 9:141-7. 2005
    ....
  9. pmc Fixation control and eye alignment in children treated for dense congenital or developmental cataracts
    Eileen E Birch
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    J AAPOS 16:156-60. 2012
    ..Many children treated for cataracts develop strabismus and nystagmus; however, little is known about the critical period for adverse ocular motor outcomes with respect to age of onset and duration...
  10. ncbi request reprint Surgical findings with the tinted AcrySof intraocular lens in children
    Cynthia L Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, Texas, USA
    J AAPOS 11:166-9. 2007
    ..A new version of this lens with blue-light filtering properties purports to offer superior retinal protection. We describe our experience with this tinted lens and compare it to findings with the standard, nontinted IOL...
  11. pmc The utility of strabismus in adults
    George R Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, Texas, USA
    Trans Am Ophthalmol Soc 103:164-71; discussion 171-2. 2005
    ..To determine the utility (quality-of-life weight) associated with adult strabismus...
  12. ncbi request reprint Factors influencing stereoacuity outcomes in adults with acquired strabismus
    Sherry L Fawcett
    Retina Foundation of the Southwest, Dallas Texas 75231, USA
    Am J Ophthalmol 138:931-5. 2004
    ..In a prospective study, factors associated with stereoacuity outcome in patients with strabismus acquired following binocular vision maturation were investigated...
  13. ncbi request reprint The effectiveness of Nd:YAG laser capsulotomy for the treatment of posterior capsule opacification in children with acrylic intraocular lenses
    David R Stager
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, Texas 75225, USA
    J AAPOS 10:159-63. 2006
    ..Here, we evaluated the success of neodymium-doped yttrium-aluminum-garnet (Nd:YAG) laser capsulotomy for the management of PCO after acrylic IOL implantation without primary capsulectomy...
  14. ncbi request reprint Pre-operative stability of infantile esotropia and post-operative outcome
    Eileen E Birch
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    Am J Ophthalmol 138:1003-9. 2004
    ....
  15. ncbi request reprint Anterior and nasal transposition of the inferior oblique muscles in patients with missing superior oblique tendons
    Mohamed A Hussein
    Department of Ophthalmology, University of Texas Southwestern Medical Center, and the Retina Foundation of the Southwest, Dallas, TX, USA
    J AAPOS 11:29-33. 2007
    ..Unilateral cases often exhibit abnormal head postures, whereas in bilateral cases, there may be a marked V-pattern with upgaze exotropia. These patients may have craniosynostosis...
  16. ncbi request reprint The cost utility of strabismus surgery in adults
    Cynthia L Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, USA
    J AAPOS 10:394-9. 2006
    ..Our purpose was to develop a cost model for surgical care for adult strabismus, to estimate the mean cost per case, to determine the associated gain in QALYs, and to perform cost-utility analysis...
  17. doi request reprint Unilateral lateral rectus resection for horizontal diplopia in adults with divergence insufficiency
    David R Stager
    Center for Misaligned Eyes, Dallas, TX, USA
    Graefes Arch Clin Exp Ophthalmol 251:1641-4. 2013
    ..Here, we present a large cohort of patients with DI who underwent unilateral resection of the lateral rectus muscle. This is a simple procedure, typically performed under regional anesthesia and on the non-dominant eye...
  18. pmc Visual acuity development of children with infantile nystagmus syndrome
    Valeria L N Fu
    Retina Foundation of the Southwest, Dallas, Texas, USA
    Invest Ophthalmol Vis Sci 52:1404-11. 2011
    ..The ocular oscillation of INS directly contributes to loss of visual acuity. In this study, visual acuity development in patients with INS was examined...
  19. ncbi request reprint The economic value added (EVA) resulting from medical care of functional amblyopia, strabismus, (pathologies of binocular vision) and asthma
    Cynthia L Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, TX, USA
    Binocul Vis Strabismus Q 25:206-16. 2010
    ....
  20. ncbi request reprint Predictive factors underlying the restoration of macular binocular vision in adults with acquired strabismus
    Sherry L Fawcett
    Retina Foundation of the Southwest, Dallas, TX 75231, USA
    J AAPOS 8:439-44. 2004
    ..To investigate whether macular binocular vision can be permanently lost following acquired strabismus and to identify predictive factors underlying its restoration...
  21. pmc Onset and progression of with-the-rule astigmatism in children with infantile nystagmus syndrome
    Jingyun Wang
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    Invest Ophthalmol Vis Sci 51:594-601. 2010
    ..Also explored was whether early WTR astigmatism influences emmetropization in children with INS and whether there is evidence of meridional emmetropization...
  22. pmc Normative pediatric visual acuity using single surrounded HOTV optotypes on the Electronic Visual Acuity Tester following the Amblyopia Treatment Study protocol
    James R Drover
    Retina Foundation of Southwest, Dallas, Texas 75231, USA
    J AAPOS 12:145-9. 2008
    ..To provide normative pediatric visual acuity data using HOTV optotypes presented on the Electronic Visual Acuity Tester following the Amblyopia Treatment Study (ATS) protocol...
  23. pmc Validity and reliability of the Children's Visual Function Questionnaire (CVFQ)
    Eileen E Birch
    Retina Foundation of the Southwest, Dallas, TX 75231, USA
    J AAPOS 11:473-9. 2007
    ..The goal of this study was to assess the construct validity of CVFQ subscales by examining their sensitivity to four research questions commonly posed in ophthalmic clinical trials...
  24. ncbi request reprint Nasal myectomy of the inferior oblique muscles for recurrent elevation in adduction
    David R Stager
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, USA
    J AAPOS 8:462-5. 2004
    ..Here we report long-term findings on this procedure...
  25. ncbi request reprint The accuracy of the amblyopia treatment study visual acuity testing protocol
    Joost Felius
    Retina Foundation of the Southwest, Dallas, TX 75231, USA
    J AAPOS 7:406-12. 2003
    ..Because no "gold standard" is available for acuity testing in pediatric patients, accuracy was evaluated using computer simulations based on a psychometric model...
  26. ncbi request reprint Visual acuity development after the implantation of unilateral intraocular lenses in infants and young children
    Eileen E Birch
    Retina Foundation of the Southwest, Dallas, Texas 75231, USA
    J AAPOS 9:527-32. 2005
    ..The aim of the present study was to prospectively assess the development of acuity in infants and preschool children who received IOLs or aphakic contacts lenses (CLs) after the extraction of a unilateral cataract...
  27. ncbi request reprint The management of strabismus in adults--I. Clinical characteristics and treatment
    George R Beauchamp
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, USA
    J AAPOS 7:233-40. 2003
    ..Here we present clinical characteristics, complexity of surgery, treatment success, and resolved complaints in a group of adult patients who underwent strabismus surgery...
  28. pmc Evaluating the burden of amblyopia treatment from the parent and child's perspective
    Joost Felius
    Retina Foundation of the Southwest, Dallas, Texas, USA
    J AAPOS 14:389-95. 2010
    ....
  29. ncbi request reprint Use of AcrySof acrylic foldable intraocular lens for secondary implantation in children
    Tracy Crnic
    Department of Ophthalmology, University of Texas Southwestern Medical Center, 5323 Harry Hines Boulevard, Dallas, TX 75235 9057, USA
    J AAPOS 8:151-5. 2004
    ..We report our experience of secondary IOL implantation in pediatric patients using the AcrySof (Alcon Surgical, Fort Worth, Texas) 3-piece foldable lenses through a small incision...
  30. ncbi request reprint Anterior and nasal transposition of the inferior oblique muscles
    David R Stager
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, USA
    J AAPOS 7:167-73. 2003
    ..Here we present the first series of results obtained with a new procedure for the treatment of elevation in adduction with extorsion and abnormal head postures...
  31. ncbi request reprint The association between myopic shift and visual acuity outcome in pediatric aphakia
    David R Weakley
    Department of Ophthalmology, The University of Texas Southwestern Medical Center of Dallas, Dallas, TX, USA
    J AAPOS 7:86-90. 2003
    ..The purpose of this study was to determine if a correlation exists between the rate of refractive growth (RRG) and visual acuity outcome in pediatric aphakia...
  32. pmc Postulating a role for connective tissue elements in inferior oblique muscle overaction (an American Ophthalmological Society thesis)
    David Stager
    Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas, and Pediatric Ophthalmology and Adult Strabismus, PA, Plano, Texas Dr Stager Departments of Ophthalmology and Visual Neurosciences, and Department of Neuroscience, University of Minnesota, Minneapolis Dr McLoon and the Retina Foundation of the Southwest, Dallas, Texas, and Department of Ophthalmology, University of Texas Southwestern Medical Center, Dallas Dr Felius
    Trans Am Ophthalmol Soc 111:119-32. 2013
    ..Biomechanical studies suggest that the connective tissue matrix plays a critical role in extraocular muscle function, determining tensile strength and force transmission during contraction...
  33. pmc A randomized trial of atropine vs patching for treatment of moderate amblyopia: follow-up at age 10 years
    Michael X Repka
    Arch Ophthalmol 126:1039-44. 2008
    ..To determine the visual acuity outcome at age 10 years for children younger than 7 years when enrolled in a treatment trial for moderate amblyopia...
  34. pmc Treatment of bilateral refractive amblyopia in children three to less than 10 years of age
    David K Wallace
    Jaeb Center for Health Research, 15310 Amberly Drive, Suite 350, Tampa, FL 33647, USA
    Am J Ophthalmol 144:487-96. 2007
    ..To determine the amount and time course of binocular visual acuity improvement during treatment of bilateral refractive amblyopia in children three to less than 10 years of age...
  35. pmc Treatment of strabismic amblyopia with refractive correction
    Susan A Cotter
    Jaeb Center for Health Research, 15310 Amberly Drive, Suite 350, Tampa, FL 33647, USA
    Am J Ophthalmol 143:1060-3. 2007
    ..To report data on the response of previously untreated strabismic amblyopia to spectacle correction...
  36. ncbi request reprint Reasons for delay of surgical intervention in adult strabismus
    David K Coats
    Cullen Eye Institute, Baylor College of Medicine, Texas Children s Hospital, Houston, TX 77030, USA
    Arch Ophthalmol 123:497-9. 2005
    ..It has been our impression that adult patients with strabismus frequently delay surgical intervention...
  37. pmc A randomized trial to evaluate 2 hours of daily patching for strabismic and anisometropic amblyopia in children
    David K Wallace
    Jaeb Center for Health Research, 15310 Amberly Drive, Suite 350, Tampa, FL 33647, USA
    Ophthalmology 113:904-12. 2006
    ..To compare 2 hours of daily patching (combined with 1 hour of concurrent near visual activities) with a control group of spectacle wear alone (if needed) for treatment of moderate to severe amblyopia in children 3 to 7 years old...
  38. ncbi request reprint Intensity and complexity index of disease for strabismus surgery
    Bradley C Black
    Pediatric Eye Care Center, Baton Rouge, Louisiana, USA
    J AAPOS 7:60-5. 2003
    ..In this article, we present results of a survey to determine an intensity and complexity index (ICI) for strabismus surgery and discuss how this information can be used in a larger system of determining treatment outcomes and value...
  39. ncbi request reprint Perimetric defects and ganglion cell damage: interpreting linear relations using a two-stage neural model
    William H Swanson
    Departmentof Clinical Sciences, Glaucoma Institute, SUNY State College of Optometry, New York, New York 10036, USA
    Invest Ophthalmol Vis Sci 45:466-72. 2004
    ....
  40. pmc Treatment of anisometropic amblyopia in children with refractive correction
    Susan A Cotter
    Jaeb Center for Health Research, 15310 Amberly Drive, Suite 350, Tampa, FL 33647, USA
    Ophthalmology 113:895-903. 2006
    ..To evaluate the effectiveness of refractive correction alone for the treatment of untreated anisometropic amblyopia in children 3 to <7 years old...
  41. ncbi request reprint Impact of patching and atropine treatment on the child and family in the amblyopia treatment study
    Jonathan M Holmes
    Arch Ophthalmol 121:1625-32. 2003
    ..To assess the psychosocial impact on the child and family of patching and atropine as treatments for moderate amblyopia in children younger than 7 years...
  42. ncbi request reprint Inferior oblique muscle fixation to the orbital wall: a profound weakening procedure
    Noa Ela-Dalman
    Jules Stein Eye Institute, University of California Los Angeles, 100 Stein Plaza, Los Angeles, CA 90024, USA
    J AAPOS 11:17-22. 2007
    ..We describe a reversible profound weakening surgical procedure of the IO muscle...
  43. ncbi request reprint Clinical course and visual function in a family with mutations in the RPE65 gene
    Joost Felius
    Department of Ophthalmology and Visual Sciences, University of Michigan Medical School, Ann Arbor, USA
    Arch Ophthalmol 120:55-61. 2002
    ..To evaluate the phenotype of affected and carrier members of a family with mutations in RPE65 (a retinal pigment epithelium gene)...