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 【摘要】患者,男,34岁,工人。特征:后背、腰部疏散分布米粒至指球大圆形或椭圆形柔软结节,皮色间有淡褐色或咖啡色斑特征。【Abstract】Patient,male,34yearsold,aworkman.Inhisbackandwaist,itwasdistributedwithroundorellipseandsoftnodusofmillettothenarsize.Bet (共 225 字) [阅读本文] >>