Pallister-Hall Syndrome: Clinical and MR Features

Sagittal T1-weighted (580/14/2 [TR/TE/excitations]) MR image demonstrates large sellar and suprasellar mass extending over and through dorsum sella and into pontine cistern. The infundibulum is anteriorly displaced and pituitary (arrow) is compressed. Posterior displacement of pons and midbrain with superior displacement of third ventricle is visible.