淋巴结外淋巴肉瘤,原发于卵巢者罕见,我们最近遇到1例,报告如下: 患儿,9岁,因发现下腹部包块4天入院。半月前患儿突发关节酸痛及腰痛伴有低热,门诊拟为“风湿热”,给抗风湿治疗,效果欠佳。4天前复诊时体检发现下腹部包块,遂以“腹部包块待查”收住入院。既往体健,月经未潮、入院体瞼:T37.5℃,发育正常,营养一般,皮肤粘膜无出血黄染。浅表淋巴结不肿大。心肺未发现异常,肝脾不 Extralymphatic lymphosarcoma, primary in the ovary are rare, we recently encountered 1 case, the report is as follows: Children, 9 years old, found lower abdominal mass 4 days admission. Half a month ago, children with sudden joint pain and low back pain associated with fever, outpatient as “rheumatic fever” to anti-rheumatic treatment, the effect is not good. 4 days before the referral examination found lower abdominal mass, then “abdominal mass to be checked” admitted to hospital. Past physical health, menorrhagia, admission eyelid: T37.5 ℃, normal development, general nutrition, skin and mucous membranes without bleeding yellow dye. Superficial lymph nodes are not enlarged. Heart and lung did not find abnormalities, liver and spleen not