Care for patients who have undergone one anastomosis gastric bypass surgery.

Thousands of bariatric surgery procedures are performed in the UK each year, including gastric bypass surgery. The one anastomosis gastric bypass (OAGB) is increasingly performed in the UK, and nurses may find themselves providing care for patients who have undergone this procedure. This article outlines the anatomical and physiological changes associated with OAGB, routine care of these patients in the short and long term, and the identification and management of complications.