<prompt> A 26-year-old male presents with acute right lower quadrant pain in abdomen. Suspecting appendicitis, a USG is done but it is equivocal. Next investigation would be:CT scanPlain X-raySerum ESRMRI abdomen  <response>: Ans. a CT scanRef: Bailey and Love 26th edition, Page 1206 Most commonly done investigation is USG abdomen Most accurate investigation -- CECT scan 