2025-11-272025-11-27http://hdl.handle.net/2263/106562Clinical history : A 51-year-old male developed pleural effusion in May 1965; in November 1965 a biopsy diagnosis of malignant mesothelioma was made.Radio-active Cobalt and chemotherapy (Natulan and cortisone) treatment was given but the patient died in November 1967.Autopsy findings : 1. Malignant pleural mesothelioma in right lung with collapse.2. Lymphatic spread in both lungs.Diagnosis: Pleural mesothelioma in right lung with spread to left lung, collapse of right lung