头癣是头发的浅层霉菌感染,一般分为黄癣、白癣和黑点癣三种。其中黄癣也称“秃疮”或“癞痢头”,易引起瘢痕及永久性秃发,危害性较严重。黄癣由许兰黄癣菌引起。其他两种头癣由多种小孢菌及毛癣菌引起。临床症状:头部黄癣初起为毛囊口轻微炎症,于 Tinea capitis is a shallow hair mold infection, generally divided into yellow ringworm, white ringworm and black dot ringworm three. One yellow ringworm, also known as “bald sore” or “dysentery head”, easy to cause scarring and permanent alopecia, more serious harm. Yellow ringworm caused by Xu Lan Huangshi bacteria. The other two tinea capitis caused by a variety of microsporum and Trichophyton rubrum. Clinical symptoms: head of yellow hair follicles at the beginning of a slight inflammation of the mouth, in