( b ) when the sellar-suprasellar mass was markedly constricted at the diaphragma sellae on mr sagittal slices ( 16 cases ) , transsphenoidal surgical approach was not only insufficient for total removal but could be dangerous , as the remaining suprasellar portion may rapidly increase in size following surgery from postoperative hemorrhage and/or acute edema with severe obstructive hydrocephalus ( three cases ) and/or acute blindness ( two cases ) ;
C0543467
surgical
C0015250
total removal