1.A Modified Iris Repair Technique and Capsular Tension Ring Insertion in a Patient with Coloboma with Cataracts.
Joon Hyun KIM ; Min Ho KANG ; Sung Min KANG ; Byung Joo SONG
Korean Journal of Ophthalmology 2006;20(4):246-249
PURPOSE: We describe our successful experience using a capsular tension ring (CTR) and iris repair during cataract surgery in a patient with bilateral coloboma. METHODS: A 67-year-old woman had no history of trauma, but had zonular deficiency and inferonasal iris defects in both eyes. An extracapsular cataract extraction and intraocular lens (IOL) scleral fixation was performed in the left eye. A CTR was implanted in the right eye through a sclerocorneal incision. After the IOL was placed centrally in the capsular bag, two paracenteses were made at the limbus (5 o'clock and 7 o'clock). A long, straight needle was passed through the 7 o'clock paracentesis site into a angled, blunt tipped 27 gauge needle inserted from the 5 o'clock paracentesis. The two needles were pulled out at 5 o'clock. After inserting the long needle into the blunt tipped needle at 7 o'clock, both were passed back through the 7 o'clock paracentesis site. The needles were pulled out again at the 5 o'clock paracentesis site tied. Equal tension was used to tie both sides. RESULTS: Visual acuity improved to 20/20 in the right eye. CONCLUSIONS: Both capsular tension ring implantation and iris repair was successfully performed at the time of cataract surgery in a coloboma patient, which resulted in improvements in visual function and cosmesis.
Prosthesis Implantation/*methods
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*Prostheses and Implants
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Lens Implantation, Intraocular
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Iris/*surgery
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Humans
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Follow-Up Studies
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Female
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Coloboma/complications/*surgery
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Cataract Extraction
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Cataract/*complications
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Aged
2.A Case of Retinal Detachment in Colobomatous Macrophthalmos With Microcornea Syndrome.
Hyun Kyung SEUNG ; Ha Kyoung KIM ; Woo Ho NAM
Korean Journal of Ophthalmology 2009;23(4):312-314
We report a rare case of retinal detachment in colobomatous macrophthalmos with microcornea syndrome. A 25-year-old female who had suffered from poor vision in her left eye since early childhood and high myopia in her right eye (-11 D) visited our clinic because of a sudden deterioration of vision. Examination of the anterior segment showed microcornea with coloboma of the inferior pupil margin in the left iris. Fundus examination of the left eye revealed an inferior choroidal coloboma extending from the optic disc and macula. The patient also had total bullous retinal detachment. Pars plana vitrectomy with silicone oil tamponade was performed, and the retina was reattached. In the very rare condition of colobomatous macropthalmos with microcornea, retinal detachment may develop. Pars plana vitrectomy with additional silicone oil tamponade may be performed to treat this condition.
Adult
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Choroid/*abnormalities
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Coloboma/*complications/diagnosis
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Cornea/*abnormalities
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Female
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Follow-Up Studies
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Humans
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Retinal Detachment/diagnosis/*etiology/surgery
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Syndrome
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Vitrectomy/methods
3.The Development of Recurrent Choroidal Neovascularization in a Patient with Choroidal Coloboma.
Sun Ho LEE ; Jae Kyun AHN ; Hyeong Gon YU
Korean Journal of Ophthalmology 2011;25(1):63-65
We report a case of recurrent choroidal neovascularization (CNV) in an eye with chorioretinal coloboma. A 36-year-old woman presented complaining of decreased visual acuity (VA) in her left eye. Best corrected visual acuity (BCVA) was 20/200 and iris coloboma was observed. Funduscopy and fluorescein angiography (FA) showed CNV in the superior extrafoveal region with chorioretinal coloboma reaching just inferior to the optic disc. No other cause for CNV was observed except for the chorioretinal coloboma. BCVA improved to 20/30 after laser photocoagulation. She revisited our clinic for deteriorating VA (20/400) in the same eye 3 years after treatment. Funduscopy and FA demonstrated recurrent CNV with subfoveal hemorrhage. Photodynamic therapy (PDT) was followed by three consecutive intravitreal bevacizumab injections (IVB) for the subfoveally-located CNV. However, the CNV persisted with the appearance of a fresh subretinal hemorrhage. Additional PDT was combined with IVB on the same day 6 months after the initial PDT. The CNV regressed 3 months after treatment and has not recurred as of 8 months after the last treatment. The patient's BCVA improved to 20/60. This case suggests that PDT combined with IVB can be an alternative treatment for the management of recurrent CNV after laser photocoagulation in eyes with chorioretinal coloboma.
Adult
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Angiogenesis Inhibitors/administration & dosage
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Antibodies, Monoclonal/administration & dosage
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Choroid Diseases/*complications/drug therapy/surgery
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Choroidal Neovascularization/diagnosis/*etiology/physiopathology
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Coloboma/*complications/drug therapy/surgery
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Female
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Fluorescein Angiography
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Fundus Oculi
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Humans
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Intravitreal Injections
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Laser Coagulation
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Photochemotherapy
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Recurrence
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Visual Acuity