Hypopharyngeal Cancer Stage IVB. Definition

Medical Definition: Hypopharyngeal Cancer Stage IVB

Hypopharyngeal cancer Stage IV is divided into stages IVA, IVB and IVC. In stage IVA, the tumor is one of the following characteristics: 1) has spread to soft tissue, connective tissue, blood vessels, thyroid, or esophagus and may have spread to the lymph nodes of any size; is any size and has spread to lymph nodes that are larger than six inches.

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