NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,777 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 II Merkel cell carcinoma
(stayj ... MER-kul sel KAR-sih-NOH-muh)
Stage II Merkel cell carcinoma is divided into stages IIA, IIB, and IIC. In stage IIA, the tumor is larger than 2 centimeters and no cancer is found when the lymph nodes are checked under a microscope. In stage IIB, the tumor is larger than 2 centimeters and no swollen lymph nodes are found by a physical exam or imaging tests. In stage IIC, the tumor may be any size and has spread to nearby bone, muscle, connective tissue, or cartilage. It is has not spread to lymph nodes or distant parts of the body.