NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,811 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

stage I ovarian germ cell tumor
(...oh-VAYR-ee-un jerm sel TOO-mer)
Cancer is found in one or both ovaries. Stage I is divided into stages IA, IB, and IC. In stage IA, cancer is found inside a single ovary. In stage IB, cancer is found inside both ovaries. In stage IC, cancer is found inside one or both ovaries and one of the following is true: (1) cancer is also found on the outside surface of one or both ovaries; or (2) the capsule (outer covering) of the ovary has ruptured (broken open); or (3) cancer cells are found in the fluid of the peritoneal cavity (the body cavity that contains most of the organs in the abdomen) or in washings of the peritoneum (tissue lining the peritoneal cavity).

EnlargeThree-panel drawing of stage IA, IB, and IC; the first panel (stage IA) shows cancer inside one ovary. The second panel (stage IB) shows cancer inside both ovaries. The third panel (stage IC) shows cancer inside both ovaries, and one ovary has a ruptured capsule. An inset shows cancer cells in the peritoneal cavity. Also shown are the fallopian tubes, uterus, cervix, and vagina.

In stage IA, cancer is found inside a single ovary or fallopian tube. In stage IB, cancer is found inside both ovaries or fallopian tubes. In stage IC, cancer is found inside one or both ovaries or fallopian tubes and one of the following is true: (a) the capsule (outer covering) of the ovary has broken open, (b) cancer is also found on the outside surface of one or both ovaries or fallopian tubes, or (c) cancer cells are found in the fluid of the peritoneal cavity or in washings of the peritoneum.