例1:男,33岁,农民。因左面部长包块5个月于1979年2月7日入院。5月前因牙痛用生蛙肉咬于患处,10余天后,面部红肿,经抗生素治疗后稍好转,但左面部包块未消散,局部有痒感,时肿时消,有游走性,时而在左颊部,时而在左下唇,包块形状不一,近1月左右在左颊部、左下颌各长一包块,检查见左颊部包块约黄豆大,左下颌包块蚕豆大,表面不红、无压痛、较固定。在局麻下行左颊部包块切开取 Example 1: Male, 33 years old, farmer. Due to left the minister of mass 5 months in February 7, 1979 admission. 5 months ago due to a toothache with raw frog bite in the affected area, more than 10 days, facial swelling, slightly improved after antibiotic treatment, but the left facial mass did not dissipate, local itching, swelling when the disappearance of migratory, Sometimes in the left cheek, sometimes in the left lower lip, the mass of different shapes, nearly 1 month left and right cheeks, left jaw of a long package, check the left cheek mass about soybeans, left lower jaw mass Large, the surface is not red, no tenderness, more fixed. Under local anesthesia, left cheeks mass cut taken