Summary: Ozelami Vieira IBC, Vieira FF, Abrão J, Gastaldi AC -Influence of Pleural Drain Insertion in Lung Function of Patients Undergoing Coronary Artery Bypass Grafting. Background and objectives:Longitudinal, prospective, randomized, blinded Trial to assess the influence of pleural drain (non-toxic PVC) site of insertion on lung function and postoperative pain of patients undergoing coronary artery bypass grafting in the first three days post-surgery and immediately after chest tube removal.

Drain with insertion in the subxiphoid region causes less change in lung function and discomfort, allowing better recovery of respiratory parameters.