Requires IV contrast
Assesses the pituitary and the pituitary fossa


  1. nothing to eat for 3 hours prior to appointment
  2. blood test (creatinine and eGFR) within 3 months of examination appointment
  3. withhold metformin 24 hours prior to procedure and 48 hours after procedure and a blood test (creatinine) 1-2 days after procedure if there is renal impairment.