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What is Cancer of the Larynx, Hypopharynx, and Cervical Esophagus

Laryngeal cancer is a disease in which malignant (cancer) cells form in the tissues of the larynx.

The larynx (voice box) is located just below the pharynx (throat) in the neck. The larynx contains the vocal cords, which vibrate and make sound when air is directed against them. The sound echoes through the pharynx, mouth, and nose to make a person's voice.

Most laryngeal cancers form in squamous cells, the thin, flat cells lining the inside of the larynx.
There are three main parts of the larynx:

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