炎性假瘤(浆细胞肉芽瘤)是一种罕见病变。其外观、X线表现以及复杂症状易误诊为恶性。患者男性,77岁。反复出汗已1周。4周前开始食欲不振、体重减轻20kg。以往无肝病或胆道疾病史等。体检:无黄疸,淋巴结无肿大,腹平软,肝脾无肿大,未触及肿物。直肠检查(-),血检白细胞17900/mm~3,多形核白细胞79％,带状3％,淋巴细胞12％,血红蛋白 Inflammatory pseudotumor (plasma granuloma) is a rare disorder. The appearance, X-ray findings, and complex symptoms are often misdiagnosed as malignant. Patient male, 77 years old. It has been 1 week since sweating repeatedly. 4 weeks before the beginning of loss of appetite, weight loss 20kg. In the past, there was no history of liver disease or biliary disease. Physical examination: no jaundice, no enlargement of lymph nodes, flat abdomen, no enlargement of liver and spleen, no masses touched. Rectal examination (-), blood test white blood cells 17900/mm~3, polymorphonuclear leucocytes 79%, band 3%, lymphocytes 12%, hemoglobin