Stage II is divided into stage IIA and stage IIB, depending on where the cancer has spread. In stage IIA, cancer has spread to the layer of esophageal muscle or to the outer wall of the esophagus. In stage IIB, cancer may have spread to any of the first three layers of the esophagus and to nearby lymph nodes.
STAGE II ESOPHAGEAL CANCER
Meaning of STAGE II ESOPHAGEAL CANCER in English
NCI English Dictionary of Cancer Terms. Английский словарь раковых терминов NCI(Национальный институт злокачественных новообразований). 2012