skip to main content

Strangulated small bowel obstruction — RCPSC EM MCQ

Instant feedback + full explanation. One question, done properly.

HardGI/Abdominal emergenciesStrangulated small bowel obstructionRCPSC EM

CTAS 2. A 72-year-old with prior laparotomy has vomiting, distension, and crampy pain. BP is 94/58, HR 124, lactate 4.6, and CT shows closed-loop small bowel obstruction with mesenteric swirl and reduced bowel wall enhancement. What is the most appropriate next step?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: C — Urgent surgical consultation and resuscitation

Closed-loop obstruction with shock, elevated lactate, and reduced enhancement suggests strangulation and requires urgent operative management.

Reference: Canadian Association of General Surgeons bowel obstruction resources