INTRODUCTION Pneumothorax is a common problem in Denmark. Guidelines recommend insertion of small-bore (≤ 14 Fr) chest tubes or simple needle aspiration in spontaneous pneumothorax. Our objective was to investigate the management of pneumothorax in Danish hospitals. MATERIAL AND METHODS We undertook a questionnaire survey at all Danish acute hospitals enquiring about current practice in the management of pneumothorax. A questionnaire was sent to 35 hospitals in May 2013. After follow-up in September 2013, a total of 32 completed questionnaires were assessed. RESULTS We found that three...