A rare ophthalmologic disorder: Gyrate atrophy with sparse hair
نویسندگان
چکیده مقاله:
Gyrate atrophy (GA) is a rare, progressive metabolic choroid and retinal degeneration that results from a deficiency of the pyridoxal phosphate-dependent mitochondrial matrix enzyme ornithine aminotransferase. Here, we report the case of a 40-yearold woman who presented with a gradual decline in visual acuity since puberty, along with a history of high myopia and cataract surgery. She was admitted to the Dermatology Clinic with chief complaints of sparse hair on her scalp, eyelids, eyebrows and other areas of the body for the previous 5 years. Physical examination showed that scalp hair along with hair from other parts of her body were fine, straight, and sparse with areas of non-well defined alopecia. Hyperornithinemia was documented during laboratory evaluation of the patient.
منابع مشابه
Gyrate Atrophy of the Choroid and Retina: A Case Report
Introduction Gyrate atrophy of the choroid and retina is a metabolic disorder, which is inherited in an autosomal recessive pattern. Although gyrate atrophy is rare, it is concerning as it results in blindness. It is characterized by hyperornithinemia, retinal atrophy, leads to progressive myopia and tunnel vision,...
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A follow-up study of colour vision in two patients with gyrate atrophy was performed. Gyrate atrophy was diagnosed in the first patient at the age of 17 years. Her colour vision was first tested at the age of 25 years; at the follow-up examination 7 years later, she correctly interpreted the Standard Pseudoisochromatic Plates part 2, however, with one mistake due to lens opacity. In the Farnswo...
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The inheritance of the autosomal recessive type of gyrate atrophy of the choroid and retina seems well documented (Botermans, I 972), but the aetiology of the disease is still unknown. Animal experiments and some disturbances of lipid, carbohydrate, and protein metabolism connected with chorio-retinal degenerations in man support the possibility of an enzymatic disorder as an aetiological facto...
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متن کاملGyrate atrophy of the choroid and retina with hyperornithinemia.
A case of gyrate atrophy of the choroid and retina and hyperornithinemia in a 28-year-old man was subjected to extensive clinical and biochemical investigation. The familial occurrence of the ocular disease and of abnormality of amino acids was unique to this patient, being absent in parents and siblings. He presented with progressive visual loss, and had cataracts and large areas of peripheral...
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عنوان ژورنال
دوره 19 شماره 2
صفحات 57- 59
تاریخ انتشار 2016-04-01
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