Anatomy

Question 1

Name the anatomical sites of oropharynx

Answer 1

base of the tongue, tonsil (ant and post tonsillar pillars and tonsillar fossa), soft palate, and post/lateral pharyngeal wall

Question 2

Name the borders of oropharynx

Answer 2

circumvallate papillae (anterior), pharyngeal wall (post), tonsillar fossa (lateral), soft palate (superior), vallecula (inferior)

Question 3

How much % of pts are clinically node positive in oropharyngeal cancer?

Answer 3

80-90%

Question 4

Tonsil drains primarily into which lymph node?

Answer 4

level IIA

Question 5

BOT drains into

Answer 5

levels II and III bilaterally

Question 6

What other nodes in oropharyngeal cancer need to be covered?

Answer 6

Bilateral RP nodes, levels II-IV

Question 7

Name the subsites for tonsil

Answer 7

anterior and posterior tonsillar pillars and tonsillar fossa

Question 8

Depict the relative location of posterior tonsillar pillar, anterior tonsillar pillar, and Tonsillar fossa

Answer 8

Question 9

What nodes must be covered in all oropharynx cancer?

Answer 9

Bilateral RP and levels II-IV

Question 10

Describe the anatomy of the palatine and ligual tonsil

Answer 10

Question 11

Describe the location of the tonsillar fossa

Answer 11

Between the anterior and posterior tonsillar pillars