Complete thoracoscopic thymectomy is a technically feasible operation, and as effective as conventional open surgery. Remissions or symptomatic improvements were observed in more than 89 % of the patients. The low morbidity rate, in combination with excellent cosmetic results, has led to increasing acceptance of the operation both by patients and neurologists. Therefore, thoracoscopic thymectomy represents a new, alternative method for treatment of patients with MG.