Hemeralopia
نویسنده
چکیده
and Nyctalopia as different clinical entities. Under ' Hemeraiopia ' (night blindness) he says ' The patients state that they see normally well during the day but during the evening must be led along in less well illuminated streets, etc.'. Under ' Nyctalopia' he _ says ' The symptom opposed to that of hemeraiopia is nyctalopia, i.e. that condition in which during the evening (in reduced illumination) one sees better than in bright daylight, etc.'. The British Encyclopaedia of Medical Practice, Vol. II, page 411, makes the point more clear. This
منابع مشابه
Eye and pregnancy.
Hormonal, metabolic, hemodynamic, vascular and immunological changes that occur during pregnancy can affect the function of the eye. These changes are commonly transient, but in some cases they may be permanent and have consequences even after childbirth. The ocular effects of pregnancy may be physiological or pathological and can be associated with the development of new ocular pathology or ma...
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BACKGROUND Gyrate atrophy of the retina and choroid is a rare autosomal recessive inherited disease, characterized by progressive chorioretinal atrophy that results in progressive deterioration of peripheral and night vision and leading to blindness. CASE PRESENTATION This report presents a case of a 28-year-old man consulting for a progressive fall of visual acuity with hemeralopia. Eye fund...
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THE primary aim of this study was to see whether structural changes occurred in the retinae of monkeys suffering from night blindness as a result of a deficiency of vitamin A induced in such a way that xerophthalmia would not complicate matters. In India, as elsewhere, night blindness is common as an isolated phenomenon for which there may be several causes in addition to that of vitamin A defi...
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