三原发癌一例报告山东省单县中心医院（单县２７４３００）崔守新孙敬春多原发癌又称重复癌，近年来发病率有所增高，原发于肺、食管和皮肤的三重癌少见，报告１例如下。１病例报告患者，女性，５０岁。因刺激性干咳、痰中偶伴血丝２个月，于１９９４年１月９日入院。家族... A case report of three primary cancers. Single County Central Hospital, Shantou Province (Shan County 274300) Cui Shouxin Sun Jingchun Multiple primary cancers, also known as recurrent cancers, have increased in incidence in recent years. Primary cancers of the lungs, esophagus, and skin are rare. Reports 1 for example below. 1 case report patient, female, 50 years old. He was admitted to hospital on January 9, 1994 due to irritating dry cough and occasional bloodshot sputum in sputum. family...