Cancer of the lip and oral cavity in stage IVA. Definition

Medical Definition: Cancer of the lip and oral cavity in stage IVA

Stage IV is divided into stages IVA, IVB and IVC. In stage IVA, the tumor has spread to nearby tissues of the lip and oral cavity (mouth) or the cancer has spread to one or more lymph nodes in the neck, and involved lymph nodes are six centimeters (about two inches ) or less.

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