Head and Neck Cancer

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Questions to Ask Your Doctor about Head and Neck Cancer(Free Handout)

Hypopharynx Tumors



The hypopharynx is located behind and below the oropharynx. It is not visible by routine office examination. The area consists of three subsites: the pyriform sinuses; the posterior pharyngeal wall, and the postcricoid area.




About 70% of all hypopharyngeal lesions are found in the pyriform sinuses, followed by the posterior pharyngeal wall (about 25%) and the postcricoid area (about 5%)....Read the full article