Radiology Triad of vomiting, abdominal distension and ”String of beads” sign on abdominal X-ray is typically suggestive of? A Duodenal atresia B Small bowel obstruction C Large bowel obstruction D Gastric volvulus 💡 Explanation Triad of vomiting, abdominal distension and ''String of beads" sign on abdominal X-ray is typically suggestive of? ✓ Correct Answer: B. Small bowel obstruction