Small Intestine
AP or PA IR Size: 10x12 LW SID: 40"" Page #'s: 2:141,246	Positioning:   • 1st & 2nd films must include barium filled stomach and is centered at L2/MSP   • Remainder radiographs should be centered at the level of the iliac crests   • 1st-4th every 15mins, 30mins for rest	CR Entrance & Angle:   •   • Collimation:   • Best to Determine:   • small intestine progressively filling with contrast	Eval Criteria:   • Entire small intestine on each film & stomach on initial radiographs   • Time Marker   • Vertebral column centered   • NR