例1,男,45岁,因左耳后肿块16年,右耳后肿块10年,于1981年2月15日入院。患者自1964年开始左耳后出现肿块,于1965年在某院经手术切除,病理报告为“嗜酸性淋巴肉芽肿”。术后半年肿块复发,局部痒、胀感,无痛,近两年来肿块增长迅速。1970年开始右耳后出现同样性质的肿块。1976年血液检查“嗜酸性细胞34%。局部检查:左耳后乳突肿块表面皮肤皱折明显、干燥、有暗褐色 Example 1, male, 45 years old, was admitted to hospital on February 15, 1981 for a 16-year mass after the left ear and a 10-year mass for his right ear. The patient developed a lump after the left ear began in 1964 and was surgically resected in a hospital in 1965. The pathology report was “eosinophilic lymphogranuloma.” Six months after the recurrence of the mass, local itch, bulge, painless, rapid growth in the past two years. In 1970, the same type of mass appeared after the right ear. 1976 blood test "Eosinophils 34%. Local examination: The surface of the posterior mastoid mass of the left ear wrinkles, dry, dark brown