Pigmentation of the skin over the process of lumbar vertebra of school children.
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概要
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Epidemiological survey on pigmentation at the lumbar region in Japanese school-children, was performed.<BR>In the years from 1981 to 1985, 18, 871 schoolchildren aged 4 to 15 were examined. The incidence of the pigmened round plaques over the process spinosus of lumbar vertebra were 5.67%, much common in girls, in junior high school students and in skinny objects.<BR>We speculate causative factors are anatomical location of the skin on the lumbar bone and continual stress by hard backs of school chair.<BR>This new clinical entity is popular and s hould be noticed.
- 日本皮膚科学会大阪地方会の論文
日本皮膚科学会大阪地方会 | 論文
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