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报告1例7岁女孩糠秕孢子菌引起的毛发结节状感染。大约4年前其母发现患儿颞部发干上有几个白色的结节,11岁的姐姐毛发有相同结节3年,经用2.5％硫化硒洗剂治疗后消失。体检:颞部有数个白色结节附着毛干,结节大小2.0mm×0.5mm,结节易于从发干上去除。病毛用10％KOH处理后镜检,可见透明的酵母样细胞围绕发干,发内无真菌感染,高倍镜仅见到球形酵母细胞,细胞一端芽生,约2～3/μm×3～4μm。病毛结节置于培养真菌的琼脂上25℃培养未生长,当在培养基表面加一薄层
Report 1 case of 7-year-old girl Pityrosporum hair caused by nodular infection. About four years ago, her mother found several white nodules in the temporal hair stem of a child. The 11-year-old sister had the same nodules for three years and disappeared after treatment with 2.5% selenium sulfide selenium. Physical examination: There are several white nodules attached to the hair shaft, nodules size 2.0mm × 0.5mm, nodules easily removed from the hair shaft. The diseased hairs were examined microscopically with 10% KOH, showing that the transparent yeast-like cells around the hair stem and had no fungal infection. The high magnification lens only saw the spherical yeast cells. The cells were budded at about 2-3 / μm × 3-4μm. Sick hair nodules placed in culture agar on 25 ℃ culture did not grow, when the surface of the medium plus a thin layer