The 35th Annual Meeting of the American Association for Pediatric Ophthalmology and Strabismus, San Francisco, California, April 17-21, 2009

The 35th Annual Meeting of the American Association for Pediatric Ophthalmology and Strabismus, San Francisco, California, April 17-21, 2009

The 35th Annual Meeting of the American Association for Pediatric Ophthalmology and Strabismus, San Francisco, California, April 17-21, 2009 Abstracts...

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The 35th Annual Meeting of the American Association for Pediatric Ophthalmology and Strabismus, San Francisco, California, April 17-21, 2009 Abstracts may be viewed online at jaapos.org. Program subject to change: consult the AAPOS program book for final disposition. Costenbader Lecture 001 When and how to strengthen the superior oblique muscle. Richard Saunders

Apt Lecture 002 Combating childhood blindness: Are things improving in the 21st century? Sherwin Isenberg

Young Investigator Lecture 003 Image analysis for retinopathy of prematurity diagnosis. Michael F. Chiang

Papers 004 Surgery for superior oblique myokymia. Swati Agarwal, Burton J. Kushner 005 A 20-year review of the management and outcome of unilateral retinoblastoma. Mallipatna C. Ashwin, Joanne E. Sutherland, Brenda L. Gallie, Helen Chan, Elise He´on 006 Prognostic factors in infants with decreased visual responsiveness. Roua Azmeh, Gregg T. Lueder 007 Palmaris longus tendon as an autogenous expander for Brown syndrome: A novel technique. Ahmad Batal, Osama Batal 008 Timing of surgery for subluxed lenses: A 10-year review. Ajay Bhatnagar, Harry E. Willshaw, Claire Dewsbury, John R. Ainsworth, Manoj V. Parulekar 009 Effect of granulocyte colony stimulating factor on retinopathy of prematurity. Rahul Bhola, Todd Purkiss, Stephen Hunter, Dan Stewart, Paul Rychwalski 010 Residual strabismus in children following resolution of cranial nerve palsies affecting ocular motility. Monica L. Bratton, Mary Ellen Hoehn, Natalie C. Kerr 011 Longitudinal follow-up of hypermetropic children identified during preschool vision screening. Jeffrey D. Colburn, David G. Morrison, Robert L. Estes, Sean P. Donahue 012 Reduced myopia in eyes with severe retinopathy of prematurity (ROP) treated with lower total laser power. Brenda K. Connors, William W. Motley, Michael B. Yang, Hemal Brahmbhatt 013 Spectral domain optical coherence tomography in patients with nystagmus. Tara H. Cronin, Richard W. Hertle, Hiroshi Ishikawa, Joel S. Schuman 014 Comparison of botulinum toxin to surgery as primary treatment for infantile esotropia. Alejandra G. de Alba Campomanes, Gil Binenbaum, Glorialicia Campomanes Eguiarte

Journal of AAPOS

015 A-pattern strabismus with overdepression in adduction: A special form of bilateral skew deviation? Sean P. Donahue 016 Which Leber congenital amaurosis patients are eligible for gene therapy trials? Arlene V. Drack, Jean Andorf, Edwin Stone 017 Relation between foveation and sensory function after nystagmus surgery in children. Joost Felius, Christina H. Vu, Jingyun Wang, Eileen E. Birch, David R. Stager Jr., David R. Stager Sr. 018 Isolated inferior rectus palsy—is it myasthenia gravis? Louise M. Garnham, John P. Lee 019 Interocular axial length difference as a predictor of postoperative visual acuity following pediatric cataract extraction with primary intraocular lens implantation. Ashley C. Gochnauer, Rupal H. Trivedi, Elizabeth G. Hill, M. Edward Wilson 020 Silicone lid closure to improve vision in deeply amblyopic eye. Ossama Hakim 021 Surgical management of clinically significant hypertropia associated with exotropia. Luxme Hariharan, Michael C. Struck 022 Eye muscle surgery for infantile nystagmus syndrome (INS) in the first two years of life. Richard W. Hertle, Joost Felius, Dongsheng Yang, Matthew Kaufman 023 Duration of form deprivation and visual outcome in infants with bilateral congenital cataracts. Saurabh Jain, Jane Ashworth, Susmito Biswas, I. Chris Lloyd 024 Barriers to compliance in amblyopia therapy: Parental perspectives in low and high income families. Rebecca S. Leenheer, Jennifer A. Dunbar, Jeffrey Colburn, Andrew Edwards, Carrie Lim, Thorsen Haugen 025 Diffusion weighted imaging in the analysis of pediatric orbital tumors. Lea Ann Lope, Kelly A. Hutcheson, Zarir Khademian 026 Exotropia after hemispherectomy. Iason S. Mantagos, Deborah K. VanderVeen 027 Optokinetic nystagmus and sensorial tests in different types of strabismus. Fatih Mehmet Mutlu, Alpay Demirel, Halil Ibrahim Altinsoy 028 Strabismus surgery on the elderly and the effects on disability. Kevin D. Merrill, Mary O’Hara, Denise Satterfield 029 How frequent is the superior rectus overaction/ contracture syndrome in unilateral IV nerve palsy? Andrea D. Molinari, Maria C. Ugrin 030 Sensory outcomes after surgery for intermittent exotropia. David Morrison, William McSwain, Sean Donahue 031 An inter- and intraobserver study of a classification of retinal hemorrhages in children. Alan O. Mulvihill, Patricia Jones, Anamika Tandon, Brian W. Fleck, Robert A. Minns

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112 032 Comparison of expert graders and computer-assisted image analysis of the retina in retinopathy of prematurity. Deepika Nemani, Gui-shuang Ying, Jeff Ng, Clare Wilson, Monte Mills, Graham Quinn 033 Intravitreal bevacizumab (Avastin) as adjunctive treatment for severe retinopathy of prematurity (ROP). Franco Recchia, Janice Law, David Morrison, Robert Estes 034 Treatment of severe amblyopia with atropine: Results from two randomized clinical trials. Michael X. Repka, Raymond T. Kraker, Roy W. Beck, Eileen Birch, Susan A. Cotter, Jonathan M. Holmes, Richard W. Hertle, Darren L. Hoover, Deborah L. Klimek, Wendy Marsh-Tootle, Mitchell M. Scheiman, Donny W. Suh, David R. Weakley, for the Pediatric Eye Disease Investigator Group 035 Can the depth of periocular haemangiomas predict growth and regression? Katya Tambe, V. Munshi, C. Dewsbury, H. Willshaw, J. Ainsworth, M. V. Parulekar

Posters 036 Modified semiadjustable suture strabismus surgery for small-angle vertical deviation. Ghada S. Abdel Hafez, Millicent M. Peterseim 037 The use of the PediaVision screener in pediatric offices. Kathryn E. Allen, James A. Fuzy, Jennifer L. Ditty, Sean P. Donahue 038 Comparison of complications of cataract extraction with and without IOL implantation in children younger than 1 year of age. Michelle M. Ariss, Mehran Taban, Susan Crowe, Elias I. Traboulsi 039 Can patients with strabismus grow up to be surgeons? Gerard P. Barry, John W. Simon, David Auringer, Ward Dunnican, Jitka Zobal-Ratner 040 Monocular oral reading after treatment of dense congenital unilateral cataract. Eileen E. Birch, Christina S. Cheng, Christina Vu, David R. Stager Jr. 041 Latanoprost in pediatric glaucoma—pediatric exposure over a decade. Andrew C. Black, Sarah Jones, Tammy L. Yanovitch, Laura B. Enyedi, Sharon F. Freedman 042 Intralesional injection of OK-432 in pediatric orbital lymphangioma. Vanessa Bosch, Juan Carlos Juarez, Juan Carlos Ordaz 043 The value of patch testing in pediatric torticollis. Yasmin S. Bradfield, Swati Agarwal, Michael C. Struck 044 Smith-Lemli-Opitz syndrome—retinal pigment epithelial abnormalities and photoreceptor function determined by electroretinography. Rebecca Braverman, Theodore Curtis, Arlene Drack, J. B. Bateman, Naresh Mandava, Ellen Roy Elias 045 Plus disease in retinopathy of prematurity (ROP): Quantitative analysis of standard published photograph. Michael F. Chiang, Susan Koreen Gelman, Rony Gelman, Daniel S. Casper, M. E. Martinez-Perez, John T. Flynn 046 Pediatric ocular myasthenia gravis. Christopher S. Child, Emma Dawson, Gill G. W. Adams, John P. Lee 047 Postoperative motor outcomes according to preoperative alignment stability in children with esotropia. Stephen P. Christiansen, Danielle L. Chandler, Jonathan M. Holmes, Michael X. Repka, Sean Donahue, Eileen E. Birch 048 Comparison of the thickness of superior, temporal, inferior and nasal macula, foveal thickness and volume in patients with anisometropic amblyopia: Before vs after occlusion therapy. Bo-Young Chun, Ji-Hye Oh, Jung-Yoon Kwon

Volume 13 Number 1 / February 2009 049 Magnetic resonance imaging (MRI) of the endophenotype of congenital fibrosis of the extraocular muscles type 3 (CFEOM3). Robert A. Clark, Elizabeth C. Engle, Joseph L. Demer 050 Adalimumab in the therapy of juvenile idiopathic arthritis–associated uveitis. Ana Clement, Isabel Valls, Belen Gutierrez, Clara Jimenez 051 Spontaneous disconnection of tube extenders in situ. Oseluese Dawodu, Alex V. Levin 052 Diagnostic use of botulinum toxin in patients with Duane syndrome. Emma L. M. Dawson, Anna P. Maino, John P. Lee 053 T2-weighted magnetic resonance imaging (MRI) of extraocular muscles (EOMS). Joseph L. Demer, Anita Narasimhan 054 The Parks records initiative. Patrick S. Donahue, Sean P. Donahue 055 Second surgery for infantile esotropia. Matthew Emanuel, David Morrison, Sean Donahue 056 A study of the interaction of rapidly fluctuating hyperoxia and low-protein nutrition on retinal blood vessel development in a rat pup model of retinopathy of prematurity (ROP). Brian W. Fleck, Jean Wade, Catharine Dhaliwal, Trudi Gillespie 057 Preventing blinding retinopathy of prematurity (ROP) in Vietnam: A successful program of international education, training and material support. Douglas R. Fredrick, Tinh Nguyen Xuan 058 Glaucoma drainage device implantation in pediatric patients using fibrin-glue. P. David Freeman, Malik Y. Kahook, Theodore H. Curtis 059 Low vision and blind school survey of causes of childhood blindness in Mexico City and Cuernavaca. Tamiesha A. Frempong, Graham Quinn, Marco De La Fuente, Alicia Lazano Pratt, Sandra Aguilar, Meli Grae 060 The role of nasal approach goniotomy after failed temporal approach goniotomy. Eva Gajdosova, Siobhan E. M. Wren, William Moore, Ken K. Nischal 061 Oblique muscle surgery for treatment of nystagmus with head tilt. Marlo Galli, Gregg T. Lueder 062 Hypotropia in patients with dissociated vertical deviation (DVD). Susana Gamio 063 Ocular findings in the contralateral eye in patients with unilateral anophthalmia or nonfunctioning microphthalmia. Christina Gerth, Michael Schittkowski, Rudolf Guthoff 064 Reliability of digital vessel analysis in eyes at risk for retinopathy of prematurity. Devon H. Ghodasra, Atiporn Thuangtong, Gui-Shuang Ying, Clare M. Wilson, Alfredo Rugerri, Monte D. Mills 065 Irreversible visual loss in children with acquired optic neuropathy. Nitza Goldenberg-Cohen, Helen Toledano, Ian J. Cohen, Shalom Michowiz, Moshe Snir 066 Nystagmus and reduced visual acuity secondary to drug exposure in utero: Long-term follow-up. Manish Gupta, Alan O. Mulvihill, Brian W. Fleck, Nick L. George 067 Botulinum toxin in infantile esotropia: Long-term outcome. Veronica C. Hauviller, Marcela Arrufat, Maria V. Sors, Maria S. Gamio 068 Evidence for a new recessive congenital fibrosis of the extraocular muscles (CFEOM) locus. Gena Heidary, Noriko Miyake, Koki Yamada, Caroline Andrews, Elias I. Traboulsi, Elizabeth Engle

Journal of AAPOS

Volume 13 Number 1 / February 2009 069 Photosensitivity in albinism. Elizabeth S. M. Hielscher, C. Gail Summers, Ann M. Holleschau 070 Amblyopia in children with cranial nerve palsies secondary to brain tumors. Mary E. Hoehn, Monica Lynch, Natalie K. Kerr 071 Vision-related quality of life in children with albinism. Ann M. Holleschau, Kathy M. Hogue, John T. MacDonald, August Holleschau, C. Gail Summers 072 Assessing quality of life in adult strabismus. Jonathan M. Holmes, Sarah R. Hatt, David A. Leske, Elizabeth A. Bradley, Stephen R. Cole 073 Long-term outcomes in different degrees of compliance with wearing spectacles in children with accommodative esotropia. Mohamed A. Hussein, David R. Weakley 074 Photorefractive keratectomy for the treatment of purely refractive accommodative esotropia: Six-year experience. Amy K. Hutchinson, Massimiliano Serafino, Paolo Nucci 075 Autosomal-dominant Duane retraction syndrome (adDRS): Phenotypic and molecular effects of the G228S mutation in the CHN1 (DURS2) gene. Alessandro Iannaccone, Noriko Miyake, Maria Laura Ciccarelli, Long Cheng, Caroline Andrews, Mara Campioni, Alfonso Baldi, Natalie C. Kerr, Elizabeth C. Engle 076 Age at the time of cataract surgery and relative risk for aphakic glaucoma in nontraumatic infantile cataract without microcornea. Arif O. Khan, Saad Al-Dahmash 077 Opaque intraocular lens for intractable diplopia—UK survey. Thomas Kwok, Patrick Watts 078 Use of the spectral domain handheld OCT in the evaluation of shaken-baby syndrome. Thomas C. Lee, Rajeev H. Muni 079 Ohio amblyope registry. Lawrence E. Leguire 080 Vision screening in Georgia. Phoebe D. Lenhart, Marla Shainberg, Jenny Pomeroy, Laurie Irby, Amy K. Hutchinson 081 Thresholds for real change in stereoacuity for childhood intermittent exotropia. David A. Leske, Sarah R. Hatt, Brian G. Mohney, Jonathan M Holmes 082 Retinal arterial but not venous tortuosity correlates with facioscapulohumeral muscular dystrophy (FSHD) severity. Susannah Q. Longmuir, Katherine D. Mathews, Reid A. Longmuir, Richard J. Olson, Michael D. Abramoff 083 Ophthalmology education in pediatric residency training programs. Gregg Lueder, Andrew White 084 Outcomes of treatment of nasolacrimal duct obstruction in children with down syndrome. Karina A. Lund, Danielle M. Ledoux, Bharti R. Nihalani, Christina S. Peterson, David B. Thompson, Linda R. Dagi 085 What next after decompression surgery? Anna P. Maino, Emma L. M. Dawson, Gillian G. W. Adams, John P. Lee 086 Prevalence, clinical characteristics, and causes of vision loss in children with Vogt-Koyanagi-Harada disease in South India. Taliva D. Martin, Sivakumar R. Rathinam, Emmett T. Cunningham 087 Performance of the plusoptiX S04 photoscreener for the detection of amblyopia risk factors in children aged 3-5. Noelle S. Matta, Eric L. Singman, David I. Silbert 088 Infants with 22- to 25-week gestational age present with severe retionpathy of prematurity (ROP). Marijean Michele Miller, Alvit Inbal Wolf, Elaine Jeffress, Ana Carrera, Stephen Baumgart

Journal of AAPOS

113 089 The use of cyclosporin A drops in the management of pediatric external eye disease. Kamiar Mireskandari, Asim Ali 090 Duarte galactosemia: A partial galactose uridyl transferase deficiency with low prevalence of cataracts. Naureen A. Mirza-George, Can Ficicioglu, Gil Binenbaum, Brian J. Forbes 091 Surgical management of adult-onset age-related distance esotropia. David Mittelman 092 Incidence and clinical characteristics of childhood glaucoma from 1965 to 2005. Brian G. Mohney, Elisabeth P. Aponte, Nancy Diehl 093 Automated visual field assessment in young children using eye tracking—preliminary data from 9 children. Ian C. Murray, Mary E. MacRae, Brian W. Fleck, Harry M. Brash, Lai L. Tan, Robert A. Minns 094 Adrenal suppression after intralesional steroids for periocular hemangiomas. Harish Nayak, Clare M. Morkane, Patrick Watts, John W. Gregory, Justin T. Warner 095 Ophthalmic manifestations of demyelinating disease in children. Kemmy Odusanya, Bronwen C. Walters, William Moore, Alki Liasis, Kanwal K. Nischal 096 The comparison of the keratometric measurements of optical biometer, handheld autokeratometer, classic auto¨ rge, keratometer, and corneal topography device. Faruk H O ¨ Deniz Oral, Umut A. Dinc¸, Yavuz Orge 097 Consecutive exotropia after bilateral medical rectus recession surgery. Monica M. Pacheco, Akiko Hikoya, Miho Sato, David K. Coats 098 Implantation of hyperopic phakic and aphakic iris-enclaved intraocular lenses in amblyopic children: Preliminary results. Anthony Panarelli, James Hoekel, Lawrence Tychsen 099 Sudden dispersion of unilateral retinoblastoma shortly after initial chemotherapy treatment. Reut Parness-Yossifon, Marilyn B. Mets, Joanna L. Weinstein, Divya Srikumaran, Paul J. Bryar 100 Magnetic resonance imaging study of optic nerve size and eye shape in amblyopia. Stacy L. Pineles, Joseph L. Demer 101 Neonatal dacryostenosis as a risk factor for anisometropia. Joshua T. Piotrowski, Nancy N. Diehl, Brian G. Mohney 102 Anterior chamber phakic intraocular lens implants for treatment of severe pediatric anisometropic myopia: 3-year follow-up. Amir Pirouzian, Reza Yaghmai 103 Risk factors for infantile cataracts, national birth defects prevention study, 2000–2004. Sasapin G. Prakalapakorn, Sonja A. Rasmussen, Scott R. Lambert, Margaret A. Honein 104 Orbital floor fractures in children and young adults: A comparison of the radiologic and clinical characteristics. Ginger H. Rattan, Thomas Johnson, James Major 105 Corneal power measurements in fixating versus anesthetized nonfixating patients using a handheld keratometer. David L. Rogers, G. Rick Whitehead, Julie A. Stephens, Don L. Bremer, Mary Lou McGregor, Richard P. Golden 106 Compliance with screening guidelines for diabetic retinopathy in a large academic children’s hospital in the Bronx. Jamie B. Rosenberg, Judith E. Gurland 107 Extraocular movement restriction and diplopia following orbital fracture repair. Paul J. Rychwalski, Hassan A. Shah Michael George, William R. Nunery

114 108 Pupillary block after laser photocoagulation for retinopathy of prematurity. Andrea K. Sawchyn, Mary Lou McGregor, Rae R. Fellows 109 Treatment of symptomatic convergence insufficiency with a home-based computer orthoptic exercise program. Angela Serna, David L. Rogers, Mary Lou McGregor, Richard P. Golden, Don L. Bremer, Gary L. Rogers 110 The effect of oral acetazolamide on growth in children. Sapna Sharan, Annie Dupuis, Diane Hebert, Alex V. Levin 111 Ocular surface changes after the strabismus surgery using fornix incision. Sun Young Shin, So Hee Jun, Sin Hae Park 112 Association between oxygen desaturation and need for retinopathy of prematurity (ROP) laser treatment in preterm infants. Alison S. Smith Julie M. Di Fiore, Jeffrey Bloom, Faruk Orge, Mark Schlucter Richard Martin 113 Setting threshold levels for the plusoptiX S08: A comparison of screening photorefractions to cycloplegic retinoscopy. Ajay Soni, Yoshimi Oya, Daniel Neely 114 Simple office-based assessment of changes in torsional strabismus. David R. Stager Jr., Kirsten G. Locke, David R. Stager Sr., Joost Felius 115 Response to surgery in adults with exotropia. David R. Stager Sr., Nona G. Ionita, David R. Stager Jr., George R. Beauchamp, Joost Felius 116 Novel indications for the use of amniotic membrane in paediatric ocular surgery. Anamika Tandon, Asim Ali 117 Plus disease in retinopathy of prematurity (ROP): Quantitative analysis of vascular change. Preeti J. Thyparampil, Yangseon Park, M. E. Martinez-Perez, John T. Flynn, Michael F. Chiang 118 The cost effectiveness of lay vision screening. Joannah Vaughan, David Wheeler 119 Measurement of retinal vascular dilation using ROPtool. David K. Wallace, Sharon F. Freedman, Zheen Zhao 120 Progression of with-the-rule astigmatism in children with infantile nystagmus syndrome. Jingyun Wang, Lauren M. Wyatt, Joost Felius, David R. Stager Jr., David R. Stager Sr., Eileen E Birch 121 Retinal hemorrhages defining the probability of inflicted brain injury: A systematic review. Patrick Watts, Nicole Bowden, Daniel Farewell, Sabine Maguire, Alison Kemp 122 Statewide preschool vision screening in Oregon. David T. Wheeler, Joannah Vaughan, Allison Summers 123 A pilot study evaluating use of VisionQuest to perform vision screening. M. Edward Wilson, Rupal H. Trivedi, M. Millicent Peterseim, Kali B. Cole, Ronald G. W. Teed 124 Bilateral medial rectus muscle recession results in children with developmental delay compared to normally developed children: More follow-up. Tamara Wygnanski-Jaffe, Abraham Spierer 125 Down syndrome and surgical outcomes after strabismus surgery. Claudia Yahalom, Hadas Mechoulam, Evelin Cohen, Irene Anteby 126 Success rates of adjustable and nonadjustable strabismus surgery in adults. Tammy L. Yanovitch, David K. Wallace, Sharon F. Freedman, Laura B. Enyedi, Terri L. Young 127 Vertical vergence adaptation produces a transient cyclovertical deviation changing with head tilt. Howard S. Ying, Kristina Irsch, Nicholas A. Ramey, David L. Guyton

Volume 13 Number 1 / February 2009

Workshops 128 Electronic health records for pediatric ophthalmology: Practical comparison. Robert Arnold 129 Surgical secrets. David K. Coats, Scott E. Olitsky, Malcolm Mazow David Stager Sr, Aaron Miller, David Plager, Madhuri Chilakapati, Evelyn Paysse, Jane Edmond 130 Managing Graves orbitopathy: Honing your skills to improve outcome. Linda R. Dagi, Alexandra T. Elliott, Oscar A. Cruz 131 Genetics workshop: Part 2. Genetic testing in ophthalmology: What is available, who should be tested, and who understands the results? Arlene V. Drack, Terri Young 132 Pediatric oculoplastics procedures. Forrest J. Ellis, Gregg Lueder, Robert Gold, David Plager 133 Retinal hemorrhages are present—so what does it mean? Brian J Forbes, Alex V. Levin, Steven E. Rubin 134 Difficult problems: Nonstrabismus. Brian Forbes, Jane C. Edmond, Alex V. Levin, Scott Olitsky, Michael C. Struck, David Wallace 135 The golden gateway to success: Managing diplopia in the adult patient. Katherine J. Fray, David T. Wheeler, Kyle A. Arnoldi, Paula M. Edelman, Paul H. Phillips, James D. Reynolds 136 Does this child have glaucoma? Applying newer technologies to the diagnosis and management of pediatric glaucoma. Sharon F. Freedman, Alex V. Levin, Allen D. Beck 137 Reading, dyslexia, & vision therapy. Sheryl M. Handler, Megan Rees 138 International childhood blindness. Sherwin Isenberg, Tina Rutar, Tom Lietman, Ken Nischal, Ed Wilson, Tony Murray, Robert Stamper, Bill Good, Elias Traboulsi 139 An evidence-based update on myopia and interventions to retard its progression. Seo-Wei Leo, Terri L. Young 140 Albinism 2009 for the busy clinician. Alex V. Levin 141 The comparison of Botox versus surgery in the management of infantile esotropia. Keith W. McNeer, David Stager, Veronica Hauviller, Art Rosenbaum, Alan Scott 142 Ophthalmic Mutual Insurance Company (OMIC) workshop—dissatisfied patients. Anne M. Menke, Denise Chamblee 143 A childrens oncology group (COG) retinoblastoma workshop. A. Linn Murphree, Rima F. Jubran, Thomas C. Lee 144 Pediatric cataract surgery—management strategies for intra- and postoperative complications. Ken K. Nischal, I. Chris Lloyd, Shira Robbins 145 Difficult problems: Strabismus. David A. Plager, Jonathan Holmes, Burton Kushner, John Lee, Edward O’Malley, David Stager Sr. 146 Adult strabismus workshop. David R. Stager Sr., David L. Guyton, Burton J. Kushner, Arthur L. Rosenbaum, Alan B. Scott, David R. Stager Jr. 147 Leber congenital amaurosis: Clinical course, phenotype/genotype correlations, clinical trials update and future directions. Elias I. Traboulsi, Daniel C. Chung 148 Understanding skew deviation and differentiating it from trochlear nerve palsy. Agnes M. F. Wong 149 Managing a child with an external ocular disease. Inez B. Y. Wong, Ken K. Nischal 150 Genetics workshop: Part 1. The era of molecular ophthalmology. Terri L. Young, Arlene V. Drack

Journal of AAPOS