ABSTRACT
Twenty-five patients with myasthenia gravis underwent thymectomy at Mansoura University Hospital from 1985 to 1993. Preoperatively; there was one patient in Stage 1. 3 patients in Stage II patients in Stage III, 4 patients in Stage V and 3 patients in Stage VI. Atropine in a dose of 0.5mg was given l.V. as only premedication. All the patients were intubated under deep halothane anaesthesia and anaesthesia maintained by N20: 02 halothane [0.5-2%]. Ventilation was controlled without the use of muscle relaxant. Sixteen patients were extabuted immediately after the end of operation and after giving prostagmine equivalent to morning omitted dose. Six patients needed postoperative ventillatory support for period of few hours to one week. Three patients died in our series due to post-operative pulmonary complications and respiratory failure