Perirectal Fistula

• Patient should empty bladder before scanning

1. SCOUT

2. AXIAL HASTE – entire pelvis

3. CORONAL HASTE – entire pelvis

4. AXIAL DIFFUSION – b values of 50, 400 and 800

5. SAGITTAL T2 BLADE

MD check for rectal/anal canal plane

6. AXIAL OBLIQUE T2 FS – small FOV, high resolution

7. AXIAL OBLIQUE T2– small FOV, high resolution

8. CORONAL OBLIQUE T2 FS – small FOV, high resolution

9. CORONAL OBLIQUE T2– small FOV, high resolution

10. AXIAL OBLIQUE VIBE

11. CORONAL OBLIQUE VIBE

Inject contrast

12. AXIAL OBLIQUE VIBE

13. CORONAL OBLIQUE VIBE

14. SAGITTAL VIBE