hermansky-pudlak syndrome: a case report

نویسندگان

عباس باقری

a bagheri ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- خیابان امیر ابراهیمی- نبش بوستان نهم- پلاک 5- مرکز تحقیقات چشم آسیه عبداللهی

a abdolahi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- خیابان امیر ابراهیمی- نبش بوستان نهم- پلاک 5- مرکز تحقیقات چشم

چکیده

purpose: to report a case of hermansky-pudlak syndrome (hps). case report: a 7-year-old boy presented with marked generalized hypopigmentation, eye deviation and nystagmus. in addition he had history of easy bruising. visual acuity was 20/200. he had markedly translucent green irides, hypermetropic astigmatism, horizontal nystagmus and marked exotropia. funduscopy revealed a hypopigmented retina and foveal hypoplasia. he was found to have platelet storage defect with deficient adenosine diphosphate and abnormal aggregation compatible with hermansky-pudlak syndrome. he underwent strabismus surgery considering precautions such as reserving platelets for any hemorrhagic event. conclusion: patients with albinism should be evaluated for hps before surgery to prevent life threatening complications.

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جلد ۱۴، شماره ۳، صفحات ۳۰۸-۳۱۰

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