Answer: Small bowel obstruction Small bowel obstruction (SBO) has been reported to be present in 2% of all patients presenting to the E.D. with abdominal pain.1 A delay in diagnosis is associated with worsening morbidity and mortality,2 and the vast majority of patients with SBO are first seen in the E.D.3 Bedside imaging methods for … Continue reading UOTW #20 Answer