1. JK Amorosa

2. Abd-pelvis  Solid organs: liver, spleen, k-s, pancreas, adrenals  Bowel, mesentery  Retroperitoneum  Bladder  Free air, fluid ..itis:

3. Supine abdominal image Signs of perforation 1.Air on either side of bowel 2.Air pockets 3. Hypogastric vessels

4. Are you thinking of FREE AIR?

5.  X table Left lateral decubitus image  Why not right lateral decubitus image?

6. CT shows free air

7. 63 f SBO early

9. SBO - Small Bowel Obstruction, moderately high grade

10. SBO, high grade

11. CT is best but occasionally…. amorosa

14. SBO caused by Umbilical hernia

15. High grade SBO

16. SBO with perforation

17. Free air

18. Free air/pneumoperitoneum/perforation

19. Portal venous air from bowel necrosis

20. Pneumatosis- bowel necrosis

22. Pneumatosis

23. Rectus muscle hematoma

24. Fecal impaction

25. Free air in ICU

26. Bowel edema, localized

27. Pancolitis, severe edema: C Diff

28. Free air

29. Intestinal perforation

30. Provide a brief clinical history based on these coronal noncontrast enhanced CT images

31. GIST

32. Problem

33. 85 m

34. AAA

35. cc.rsna.org

36.  ACR Appropriateness Criteria