Penumothorax is a benign condition with high morbidity and high recurrence rate, and remains a significant clinical problem worldwide. First episode of primary spontaneous pneumothorax can be managed conservatively and there is no consensus on optimal treatment of patients presenting with spontaneous pneumothorax specially those with first event. On the contrary, there is some consensus that some treatment is mandatory with second or recurrent spontaneous pneumothorax. Regardless of the chosen therapeutic... Mehr