APPENDICITIS (last updated 11/13/2020, last reviewed 02/10/2022)
INDICATION: RLQ pain in a pregnant patient. NO IV CONTRAST.
Ax HASTE (4mm thickness)
Cor HASTE (4mm thickness)
Sag HASTE (4 mm thickness)
Ax HASTE fat sat (4mm thickness)
Ax VIBE fat-sat
Ax T1 in/out of phase
Cor VIBE fat-sat
Ax 2D TOF
* optional trueFISP imaging
- For pregnant patients with abominal pain
- Be sure to image the CECUM in all planes, which is often in a variable position depending on the gestational age.
- Include entire uterus on T1 images (for uterine hemorrhage)
- When possible, images with radiologist
- 2D TOF helps differentiate dilated vessels from the appendix
Do not let images "bounce"
Bouncing comes from irreproducible diaphragm positions with multibreathhold acquisitions
1) End EXPIRATION breath holds are more reproducble
2) Navigator respiratory triggering
Coronal T2 Cecum
Axial T2 Cecum
Sagittal T2 Cecum