病人女 28岁。左耳下方肿物2月,于1990年3月20日来本所就诊。既往体健,无结核接触史,BCG接种史不详。检查:左耳下方肿物如花生米大,无压痛、质软,活动,其周淋巴结未扪及。胸片无异常,PPD 1:2000皮试9×7mm。予以12HE方案治疗。病人自知为过敏体质(对青、链霉素过敏),未用药。1990年至某口腔医院就诊,行左腮腺造影,诊为“良性占位性病变”,建议手术,未接受治疗。尔后,肿物逐渐增大,且于上呼吸道感染时更为明显。1991年6月,在某肿瘤医院就 The patient is 28 years old. The left ear tumor in February, March 20, 1990 to the clinic. Past physical health, no contact history of tuberculosis, BCG vaccination history is unknown. Check: below the left ear, such as peanuts large tumor, no tenderness, soft, activity, the week lymph nodes are not palpable. No abnormal chest X-ray, PPD 1: 2000 skin test 9 × 7mm. To 12HE program treatment. The patient knew to be allergic (allergic to cyan and streptomycin) and had not taken medication. In 1990 to a stomatological hospital, the left parotid gland imaging, diagnosed as “benign space-occupying lesions”, it is recommended surgery, did not receive treatment. Later, the tumor gradually increased, and more obvious when the upper respiratory tract infection. June 1991, at a tumor hospital