Hypopharyngeal Cancer Stage IV. Definition

Medical Definition: Hypopharyngeal Cancer Stage IV

Hypopharyngeal cancer Stage IV is divided into stages IVA, IVB and IVC. In stage IVA, the tumor: 1) any size and has spread to nearby soft tissue, connective tissue, thyroid, or esophagus cancer can be found in a lymph node on the same side of the neck (the lymph node measures three inches or less) or one or more lymph nodes anywhere in the neck (all these lymph nodes are six inches or less), or 2) is only one area of ??the hypopharynx, is two centimeters or less, and spread to one or more lymph nodes anywhere in the neck (all these lymph nodes are six inches or less), or 3) is more than one area of ??the hypopharynx, is in nearby tissues, or is larger than two centimeters but less than four centimeters, and has not spread to the larynx, the cancer has spread to one or more lymph nodes anywhere in the neck (all these lymph nodes are six inches or less), or 4) is larger than four inches or spread to the larynx, the cancer also spread to one or more lymph nodes anywhere in the neck (all these lymph nodes are six inches or less). In stage IVB, the tumor: 1) has spread to nearby soft tissue, connective tissue, blood vessels, thyroid or esophagus and may have spread to lymph nodes of any size or 2) is any size and has spread to lymph nodes that are more than six inches. In stage IVC, cancer has spread beyond the hypopharynx to other parts of the body.

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