Radiology General b36afe07 String sign is seen in – A Crohns disease B TB of the ileocaecal region C Idiopathic hyperophic pyloric stenosis D All of the above High-Yield Explanation String sign → Congenital hypertrophic pyloric stenosis, Ileocecal tuberculosis. String sign of Kantor → Crohn's disease String of bead sign → Small bowel obstruction