Out of 3823 prospectively followed patients with bronchial carcinoma, 1404 were operated upon. After radical resection, prognoses for 5-year survival in T3 and T4 tumors was 22% and 10%, respectively. Resection was carried out in 190 T3 tumors and 202 T4 tumors. Indications are based on existing or imminent complications in advanced locoregional tumor growth. Surgery must be decided on as palliative treatment in a high number of cases. This kind of surgical tumor management requires sophisticated techniques.