例1　男,2岁。家住农村,其母代述。患儿面部起暗红色皮疹3月,先从右眼眶下起一米粒大小红色丘疹,逐渐长大,半月后右面部又出现同样的皮损,表面溃破结痂。外伤史不详,曾在外院诊断“皮肤结核”。口服异胭肼治疗1月无效,于1994年11月来我所就诊。体检:一般情况好,浅表淋巴结不肿 Example 1 male, 2 years old. Live in rural areas, their mother’s description. Children’s face dark red rash March, first from the right eye orbital size of a red papule, gradually grew up, half a month after the right side of the same skin lesions appear, the surface ulceration scab. History of trauma is unknown, has been diagnosed in the outer “skin tuberculosis.” Oral isoprolol treatment ineffective in January, in November 1994 to my clinic. Physical examination: the general situation is good, superficial lymph nodes are not swollen