李××女13岁住院号1384171986年6月2日入院。2月前,不慎左眉部撞伤,当时不红、不肿,皮肤无裂口。2天后,伤处出现一姆指头大小肿块,逐渐增大,不痛、不红、无破溃。5月10日在当地就诊,疑为血肿并感染,切开,流出血性分泌物少许。用青、链霉素肌注10天,但不见好转。5月21日来我院门诊。见肿块约乒乓球大小,从切口处可窥见大量粉白色颗粒,拟诊为粉瘤感染。作对口引流,红霉素静脉点滴1周无效。5月27日取上部切口处组织活 Li × × female 13-year-old hospital number 1384171986 June 2 admission. 2 months ago, accidentally left eyebrow bruise, was not red, no swelling, no skin crack. Two days later, the injury appeared a thumb finger mass, gradually increased, no pain, no red, no rupture. May 10 in the local treatment, suspected hematoma and infection, incision, bleeding a small amount of bleeding. With blue, streptomycin intramuscular injection for 10 days, but did not improve. May 21 came to our hospital. See the size of a table tennis ball about, from the incision can be glimpsed a large number of white powder particles, to be diagnosed as powdery epithelial infection. For counterpart drainage, erythromycin intravenous drip 1 week invalid. May 27 to take the upper incision tissue activity