Ch 9 - Nasopharynx Flashcards

Question

What stage is T4N1M0?

Answer 1

A

Primary tumor cannot be assessed

Answer 2

A

No tumor identified, but EBV-positive cervical node(s) involvement

Answer 3

A

Tumor confined to nasopharynx, or extension to orophayrnx, and/or nasal cavity without parapharyngeal involvement

Answer 4

A

Tumor with extension to parapharyngeal space, and/or adjacent soft tissue involvement (medial pterygoid, lateral pterygoid, prevertebral muscles)

Answer 5

A

Tumor with infiltration of bony structures at skull base, cervical vertebra, pterygoid structures, and/or paranasal sinuses

Answer 6

A

Tumor with intracranial extension, involvement of cranial nerves, hypopharynx, orbit, parotid gland, and/or extensive soft tissue infiltration beyond the lateral surface of the lateral pterygoid muscle

Answer 7

A

Regional lymph nodes cannot be assessed

Answer 8

A

No regional lymph node metastasis

Answer 9

A

Unilateral metastasis in cervical lymph node(s) and/or unilateral or bilateral metastasis in retrophayngeal lymph node(s), 6cm or smaller in greatest dimension, above the caudal border of cricoid cartilage

Answer 10

A

Bilateral metastasis in cervical lymph node(s), 6cm or smaller in greatest dimension, above the caudal border of cricoid cartilage

Answer 11

A

Unilateral or bilateral metastasis in cervical lymph node(s), larger than 6cm in greatest dimension, and/or extension below the caudal border of cricoid cartilage