Side effects and complications related to interpleural analgesia: an update.

Interpleural analgesia has been successfully used for pain relief after cholecystectomy, renal surgery, breast surgery and thoracotomy. Little has been reported about side effects and complications. This article summarizes available information about adverse events collected from the literature. The survey comprises a total of 703 cases. Pneumothorax was the most frequently registered complication followed by signs of systemic toxicity and pleural effusion. Horner's syndrome, pleural infections and catheter rupture have also been reported.