患者，男，57岁。于1988年9月患者无意中发现左乳晕下一结节，直径约1．0cm，无疼痛，无红肿，行细针穿刺细胞学检查示：见大量癌细胞。于10月行乳腺癌根治术，术后病理为：左乳腺单纯癌，同际分期为T1N0M0。术后行左乳区加左锁上区60Co放疗。1996年5月患者出现发热，体温在37 Patient, male, 57 years old. In September 1988, the patient inadvertently discovered the next nodule of the left areola, about 1.0 cm in diameter, no pain, no redness, and fine needle aspiration cytology showed: see a large number of cancer cells. Radical mastectomy was performed in October. The postoperative pathology was: left breast simple cancer, and the same period was T1N0M0. After the operation, the left breast area plus the left lock area was treated with 60Co radiotherapy. In May 1996, the patient developed fever and his body temperature was 37