| A Statistical Observation of Blind Eyes in O.P.D. Patient. |
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Young Jae Hong, Hong Bok Kim, Soon Kak Hong |
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Department of Ophthalmology, Yonsei University College of Medicine, Seoul, Korea. |
| 안과외래환자중 실명안에 대한 통계적 관찰 |
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| Abstract |
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The 976 blind eyes among the 40986 out patients who visited to Dept. of Ophthalmology, Severance Hospital, Yonsei University Medical College from Sep. 1965 to Feb. 1972 were statistically evaluated. Blindness included visual acuity of F.C./lm. or less. The 817 blinds were ranged from infants to very eldety persons. For the evaluation of the site of blind eye, 159 persons(19.5%) were binocular and 658 persons (80.5%) monocular 331 persons (40.5%) were blind in the right and 327 persons (40%) in the left. In terms of frequency, the principal causes were lesions affecting the lens. 31.2%: the glsbe, 25. 3%: the cormea, 16.8%: the retina, 10.8% the optic nerve, 5.9%: In the blind eyes were due to trauma and 12% due to infectious and systemic disease. The blind eye disease was the cataract. 27.5%: the phthisis butbi. 14.1%: the cormeal opacity and ulcer. 12.8%: the glaucoma. 5.5%: the optic nerve atropy. 4.7%: the anophthalmos. 4.0%: the retinal detachment, 3.4%. |
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