MR Pediatric Abdomen/ Pelvis Appendicitis WO Protocol (aka "Quick Appendicitis" scan)

Revised - 6/4/2018
Charge as Abdomen WO

1.5T Scanner ONLY
Scan time approximately 10 minutes

Run 3 Plane T2 sequences first
Check notes for each sequence before sending images to Pacs

Coil: Torso Coil or Smaller to Fit patient
Sequence Mode Slice Gap FAT SAT FOV Scan Range
Localizer (REF Scan)
COR T2 Single-Shot BH 3-4mm 0.5mm None Fit to Patient Above Diaphragm to below pubic symphysis
AX T2 Single-Shot BH 3-5mm 1mm None Fit to Patient Two stacks – above diaphragm to below pubic symphysis.
SAG T2 Single-Shot
BH 3-4mm 0.5mm None Fit to Patient Above diaphragm to below pubic symphysis. Cover through abdominal walls.
AX mDixon BH 2.25mm (3D volume) None Fit to Patient Two stacks – above diaphragm to below pubic symphysis. 
Send raw data set to PACS. Do not send filtered images.
AX DWI (b1000 only) RT 5mm 1mm SPIR Fit to Patient Send b1000 images only. Do not send other acquired or processed DWI images.
Note: If patient cannot hold breath or cooperate with exam, use a negative slice gap equal to one-half the slice thickness (e.g., a 50% slice overlap, so if you are using 4mm slices, use a -2mm gap) and run the sequences without breath holds.