Oropharynx

Question 1

Name the two pre-cancerous Mouth sores

Answer 1

1. Leukoplakia
2. Erythroplakia

Question 2

Between the lip, primary palate, and secondary palate, which share the same Embryological origin?

Answer 2

Lip and Primary

Question 3

95% of all head and neck cancers are ___ ____ carcinomas

Answer 3

Squamous Cell

Question 4

Considering anatomy, Oro cancers affect the ____ triangle, which includes the submandibular, submental, midjugular

Answer 4

Anterior

Question 5

Warthin salivary tumors occur exclusively in the ______

Answer 5

Parotid

Question 6

Name the 3 Salivary Glands

Answer 6

1. Parotid (Stensen’s Duct)
2. Submandibular
3. Sublingaul

Question 7

Out of the leukoplakias, which is NOT pre-malignant?

Answer 7

Hairy Luekoplakia

Question 8

Key diff of hairy leukoplakia and candidiasis?

Answer 8

Candida scapes off

Question 9

Histologically what 2 things do you look for in candidiasis?

Answer 9

1. Budding
2. Hyphae

Question 10

Nasopharyngeal SCC causes headaches, diplopia, facial numbness and what clinical triad?

Answer 10

1. Neck Mass
2. Otitis Media*
3. Nasal Obstruction

Question 11

Key Clinical/physical exam Feature of Oral candidaisis that allows you to quickly distinguish it from tother white blobs

Answer 11

Scrapes off!

Question 12

Trisomy 21, Vitamin ___ deficiency, maternal smoking, and alcohol are linked to cleft lip/palate

Answer 12

A

Question 13

Gingivostomatitis vs Mucositis: Both are _____, 1 fact per each

Answer 13

• Both HSV-1
• Gingivo= outer w/fever
• Mucositis= Deep layers, more severe (immunosuppressed)

Question 14

Name 1 Physical and 1 Histo difference to ID Leukoplakia and rule out Hairy Leukoplakia

Answer 14

1. White plaque can be anywhere in mouth
2. Thick, dense, histo with varying nuclei

Question 15

Pleiomorphic adenoma salivary tumors are benign, but 10% become carcinoma. Look for what key histo finding?

Answer 15

Heterogeneity!

(Epithelial and mesenchymal components)

Question 16

This is associated with

Answer 16

HSV1 or HSV2

“Tzanks for the HSV)

Question 17

Pyogenic granuloma occurs in children, young adults, and ____ ____. Grows rapidly and highly vascularized

Answer 17

Pregnant Women

Question 18

Nasopharyngeal Small Cell Carcinoma (NP-SCC) is endemic in South China and linked to Alcohol, tobacco, and most importantly ______*

Answer 18

EBV

Question 19

2 Characteristics of Apthous ulcers

Answer 19

1. Painful
2. Link with celiac/inflamm bowel

Question 20

Mumps causes viral Sialdenitis (parotid) with what 3 complications?

Answer 20

1. Meningitis
2. Encephalitis
3. Deafness

Question 21

Which salivary gland is most susceptible to Sialolithiasis?

Answer 21

Submandibular (low flow)

Question 22

Acute bacterial sialadenitis is not an abscess because it isn’t usually fluctuant. Watch for elderly patients who are dehydrated. Often caused by ____ _____ organism

Answer 22

Staph aureus

Question 23

Secondary palate arises from palatine shelves and fuses around ____ to ____ weeks

Answer 23

9-10

Question 24

Is Pleiomorphic Adenoma salivary tumor benign or malginant?

Answer 24

Benign

Question 25

Considering anatomy, Naso cancers tend affect the _____ Triangle which includes the lower jugular chain/Supraclavicular nodes

Answer 25

Posterior

Question 26

What causes Hairy Leukoplaia?

Answer 26

EBV

Question 27

Name the key malignant salivary tumor and key histo finding.

Answer 27

• Mucoepidermoid Carcinoma
• Look for mucous/no capsule

Question 28

In 4-7 weeks, Primary palate formation the medial nasal processes fuse, then fuse with lateral nasal processes, and lastly lateral fuses with _____ processes

Answer 28

Maxillary

Question 29

2 Key histo findings in Warthin Salivary tumor

Answer 29

1. Germ Center-like structure
2. DOUBLE cell layer

Question 30

3 Key histo findings of Hairy Leukoplakia on tongue?

Answer 30

1. Hyper-Keratosis
2. Balloon Cells
3. EBV stain

Question 31

Name the 2 benign salivary tumors

Answer 31

1. Pleimorphic
2. Warthin

Question 32

This is typical for _____ Squamous Cell Carcinoma caused by _____

Answer 32

Oralpharyngeal