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FIG 1. No enhancement of early postoperative sella in a 29-year-old woman with nonfunctioning tumor.
A, Preoperative image of the sella (TR/TE/excitations = 550/12/2) shows pituitary tumor with suprasellar extension. Normal pituitary gland cannot be seen because of compression by the tumor.
B, Immediate 1-day postoperative image (400/16/1) before contrast material infusion shows pituitary mass composed of fat (black arrow) and hemorrhage (white arrow) at the operative site.
C, After contrast infusion, there is no abnormal enhancement in the pituitary mass.
D, After 6 months, the normal pituitary gland is reexpanded (550/12/2).
E, There is no change on 30-month follow-up MR image (400/12/2).
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