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Glottis

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awadahmed's version from 2015-09-12 16:04

Section

Question Answer
t0No evidence of primary tumor
t1Tumor limited to the vocal cord(s) (may involve anterior or posterior commissure), with normal mobility
t1aTumor limited to 1 vocal cord
t1bTumor involves both vocal cords
t2Tumor extends to the supraglottis and/or subglottis, and/or with impaired vocal cord mobility
t3Tumor limited to the larynx with vocal cord fixation and/or invasion of the paraglottic space and/or inner cortex of the thyroid cartilage
t4aModerately advanced, local disease Tumor invades through the outer cortex of the thyroid cartilage and/or invades tissues beyond the larynx (eg, trachea, soft tissues of the neck, including deep extrinsic muscle of the tongue, strap muscles, thyroid, or esophagus)
t4bVery advanced, local disease Tumor invades prevertebral space, encases carotid artery, or invades mediastinal structures
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