Postoperative Complications in Obese Patients

A 45-year-old male client is scheduled for a laparoscopic cholecystectomy due to symptomatic gallstones. During the preoperative assessment, the nurse reviews the client's medical history and identifies several risk factors. The nurse understands that potential complications following surgery can significantly affect recovery outcomes. Which of the following complications should the nurse be most vigilant about monitoring in the postoperative period, considering the client's history of hypertension and obesity?