Classification location Jejunal and ileal obstruction: Candy cane:>3 loops+>3cm gas-fluid levels+>3~5 hours onset Disparity in size between obstructed and normal loops Little/no gas stool in colon with complete mechanical obstruction after 12-24 hours Stepladder appearance;string-of-bead; Cave:fluid-distended loops may lead one to overlook obstruction!!! Classification - location ◼ Jejunal and ileal obstruction: – Candy cane: >3 loops+>3cm gas-fluid levels+>3~5 hours onset – Disparity in size between obstructed and normal loops – Little/no gas + stool in colon with complete mechanical obstruction after 12-24 hours – Stepladder appearance; string-of-bead; Cave: fluid-distended loops may lead one to overlook obstruction!!!