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KMID : 0882419780210060525
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Korean Journal of Medicine
1978 Volume.21 No. 6 p.525 ~ p.527
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A Clinical Study of Amyotrophic Lateral Sclerosis
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Cho Hyo-Kun
Choi Il-Saing
Kim Gi-Hwan
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Abstract
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Thirty cases of amyotrophic lateral sclerosis seen at the Yonsei University Severance Hospital from 1966 to 1976 have been clinically analysed and the results follow:
1. It occurs more commonly in the male than the female,- with ratio of incidence of 4 : 1 among the sexes.
2. The mean age is 43.7 (range: 22-80) and the maximaF incidence occurs in 5th decade. And the incidence of 3rd decade is relatively high (5 cases, 16.7%).
3. Duration is ranged from 10 days to 6 years and below 2 years except 3 cases.
4. In site of presenting symptoms, cervical cord only is involved in 21 cases at onset, but in 15 cases at admission: Case of medulla or lumbar- cord in volved is infrequent.
5. All of them except 2, cases of progressive.bulbar palsy, 3 cases of progressive muscular, atrophy and 1 case of primary lateral sclerosis, are atrophic and spastic type.
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KEYWORD
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