Primary pulmonary sarcomas: Etiology, clinical assessment and prognosis with a comparison to pulmonary carcinomas —A review of 41 cases and 394 other cases of the literature

Primary sarcomas of the lungs occur at frequencies of 1:100, as compared with carcinomas reported in our retrospective studies covering 394 cases reported in the literature from 1957 to 1972 and 41 cases from 1957 to 1974. The average age was 45 years, the disease usually occurred between the ages of 35 and 65, the peak being between 45 and 60 years. Distribution between sexes was much the same as that seen in general. X-ray with rapid thoracotomy provided the best clinical results. The literature showed a postoperative survival time of 5 years in 19% and 44% of our own cases. The general metastasis, haematologenous and lymphogenous were more or less equal and recidive tendency in 7% essent…