甲病是甲表面、形状、颜色及甲板异常的疾病。甲表面改变包括博氏线、甲纵嵴、沟状甲中线营养不良、甲凹点、甲层裂、粗糙脆裂甲等。甲形状改变有反甲、杵状甲、壳甲综合征、球拍状甲、无甲、钳甲等。甲颜色异常有白甲、米斯线、特里甲、对半甲、黄甲综合征等。甲板附着异常包括甲脱落、甲分离、甲胬肉等。
地甲病主要分布在我省南半部，女性的发病率高于男性。
Endemic Goiter is mainly distributed in the southern part of Guizhou Province, Womens incidence of this disease is higher than mens.
指甲上的白色斑点，有时会成点状或线状出现，这叫做白甲病。
The white spots on the fingernails, which can appear as dots or lines, are called leukonychia.
目的调查庆元县地方性甲状腺病（简称地甲病）流行情况，评估预防控制效果。
To investigate the prevalence of the endemic goiter in Qing Yuan County and evaluate the effect of prevention and control.
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