患者女性,33岁。因双侧乳房肿大、疼痛入院。CT检查示双侧乳腺极度肿大如小儿头,正常的乳腺组织结构消失,左乳见一16 cm×8.5 cm的软组织包块,与乳腺皮肤及胸大肌分界不清;右乳见多个大小不一的结节。腹部未见肿块及肿大淋巴结。辅助检查:周围血中性粒细胞87.1%,示感染象;血生化乳酸脱氢酶826 U/L,EBV抗原(-);骨髓活检未见明显异常。临床诊断:乳腺肿瘤,考虑为恶性淋巴瘤。乳腺手术后7天,查体发现宫颈有一息肉样肿物,直径约4 cm,手术摘除送检。病理检查巨检:灰白、灰红色组织1块,直径4 cm;切 Patient female, 33 years old. Due to bilateral breast enlargement, painful admission. CT examination showed that both sides of the breast hyperplasia, such as pediatric head, the normal structure of the breast disappeared, see a 16 cm × 8.5 cm left soft tissue mass, clear boundaries with the breast skin and pectoralis major; Nodules of different sizes. Abdominal mass and no enlarged lymph nodes. Auxiliary examination: peripheral blood neutrophils 87.1%, showing signs of infection; blood biochemical lactate dehydrogenase 826 U / L, EBV antigen (-); bone marrow biopsy showed no significant abnormalities. Clinical diagnosis: Breast cancer, considered as a malignant lymphoma. Seven days after breast surgery, the examination revealed a polypoid mass in the cervix with a diameter of about 4 cm. Pathological examination Giant: gray, gray-red tissue 1, diameter 4 cm; cut