学龄前儿童肺癌,目前在国内尚未见报道,实属罕见.上海市第一肺肿瘤防洽院在1961～1984年收治的2048例肺癌中,最小年龄为14岁.本文报告一例左肺下叶后外基底段周围型乳头状腺癌.患者男,8岁,上海青浦县人.于1987年10月16日入上海第一肺肿瘤防治院胸外科住院治疗、病史:1987年9月26日无明显诱因出现发热,39℃,两天后干咳,经县医院抗炎治疗,咳嗽好转,10月15日拍胸片发现左肺下叶有块影而入院,平素健康.林检:体温37℃,脉搏11几,呼吸24,血压14.6/9.3kPa,神志清,语明,发育良好,五官端正,颈浅表淋巴结无肿大.胸廓左右对称,肺叩诊呈清音,左肺下叶呼吸音减弱,心脏无杂音,肝脾无肿大.辅助检查,白细胞7.0×10~9/L,中性0.51,淋巴细胞 Lung cancer in preschool children has not yet been reported in China, so it is rare. The first lung cancer prevention and treatment institute in Shanghai was from 1, 916 to 1984. Of the 2048 lung cancer cases treated from 1961 to 1984, the minimum age was 14 years. This article reports one case of left lower lobe. Peripheral basal segment-peripheral papillary adenocarcinoma. Patient male, 8 years old, Shanghai, Qingpu County. Into the Department of Thoracic Surgery, First Lung Cancer Hospital, Shanghai, October 16, 1987, hospitalization, history: September 26, 1987 No obvious cause of fever, 39 °C, dry cough two days later, by the county hospital anti-inflammatory treatment, cough improved, on October 15th chest film was found in the left lower lobe with shadow and admitted to hospital, usually healthy. Forest inspection: body temperature 37 °C , pulse 11th, breathing 24, blood pressure 14.6/9.3kPa, clear-minded, clear language, well-developed, facial features, superficial neck lymph nodes without enlargement. Thoracic symmetry, lung palpation was unvoiced, left lower lobe breath sounds weakened , The heart has no murmurs, and the liver and spleen are not swollen. Auxiliary examination, white blood cells 7.0×10~9/L, neutral 0.51, lymphocytes