while the occurrence of pituitary tissue has been reported rarely in benign cystic teratoma of the ovary , and while pituitary adenomas can occur in ectopic sites , we have found only one report in the literature of benign cystic teratoma of extragonadal origin composed of mature adenohypophyseal and neurohypophyseal elements .
C0032000
pituitary
C0032008
adenohypophyseal