Undifferentiated

An ovarian neoplasm comprising Sertoli cells in which the malignancy status has not been established.

A term referring to the lack of definitive clinical or pathologic criteria for a tumor to predict its clinical course or to…

The inability to be noticed, identified or discovered.

The failure of one or both testes of a male fetus to descend from the abdomen into the scrotum during the late…

A condition in which one or both testicles fail to move from the abdomen, where they develop before birth, into the…

It seems to happen almost every day - you hear about the results of a new medical research study. Sometimes the…