History
L. J., a male, was admitted to the hospital at age 11 years with cough, fever, easy fatigability, and loss of greater than 5 lb of weight. Five months prior to this admission, he had a flu- like illness which was followed by pneumonia 1 week later. He was treated by his local physician with IM penicillin, followed by oral penicillin with apparent improvement; however, he continued to cough. The cough was nonproductive with no hemoptysis. Review of his past history was negative except for occasional mild upper respiratory infections. Family history was negative with the exception of tuberculosis; both his father and aunt had had previous admissions to the hospital for active tuberculosis. …
病史
L.J.，男孩，11岁，因咳嗽、发烧易疲劳及体重减轻5lb（2.27kg）以上而入院。本次入院前5个月他曾有流感样不适，1周后接着患肺炎。当地医生给予青霉素肌肉注射，然后口服青霉素，病情有明显好转，可是他仍持续咳嗽，咳时无痰，亦无咯血。复习过去病史，除偶有轻微上呼吸道感染外，余皆正常。家庭病史除结核外皆阴性。其父及姑母以往曾因急性肺结核住院。当患儿2岁时其父因严重进展型结核伴左肺尖空洞住院，住院期间结核分支杆菌培养仅一次阳性。当时患儿曾作结核菌素皮默试验及胸部拍片，均为阴性。……