[Laryngeal cancer and the history of laryngeal diseases and other diseases].

The diseases of larynx carcinoma suffered by 150 patients in the course of their all lives has been analysed. The results have been compared with a control group (150 patients with non-neoplastic diseases). Infectious diseases and others were taken into consideration. The statistical analysis proves that 80% of patients with larynx carcinoma have not suffered from infectious or other diseases. 90% of patients with non-neoplastic diseases have suffered from infectious or other diseases.