Salivary Gland Diseases

Question 1

Sialadenitis

Answer 1

Inflammation of salivary glands

Question 2

Sialadenitis can be infectious or non-infectious. Most common infectious cause?

Answer 2

Staph Aureus

Question 3

Acute Bacterial Sialadenitis typically involves what gland?

Answer 3

Parotid Gland

Question 4

Chronic sialadenitis is generally due to what?

Answer 4

Recurrent or persistent ductal obstruction due to a stone

Question 5

What is a sialolith?

Answer 5

Stone in a salivary duct

Question 6

clinical presentation of sialolith?

Answer 6

episodic pain and swelling usually at a mealtime

Question 7

Kuttner tumor?

Answer 7

Submandibular involvement due to chronic sialadenitis

Question 8

Treatment of acute sialadenitis?

Answer 8

antibacterial and rehydration

Question 9

Treatment of chronic sialadenitis?

Answer 9

sialolith removal

Question 10

80% of salivary gland tumors involve what gland?

Answer 10

Parotid

Question 11

What percentage of salivary gland tumors are benign?

Answer 11

70%

Question 12

As a general rule, the smaller the salivary gland, the more likely the tumor inside is malignant

Answer 12

ok…
Parotid is largest
Sublingual is smallest (90% malignant but tumors are rare)

Question 13

What is a pleomorphic adenoma

Answer 13

The most common type of salivary gland tumor (50%)

Question 14

What cell types do pleomorphic adenomas arise from?

Answer 14

ductal epithelium and mesenchymal elements

Question 15

epidemiology of pleomorphic adenomas

Answer 15

middle aged females

Question 16

Typical presentation

Answer 16

slow growing, painless, movable mass

Question 17

Can carcinoma develop from pleomorphic adenoma?

Answer 17

Yes, rarely. It is generally a tumor that has been growing slowly for many years and then all of a sudden takes off

Question 18

Pleomorphic adenoma treatment?

Answer 18

Surgical excision

Question 19

What is the main complication of a parotidectomy?

Answer 19

Injury to the facial nerve (cranial nerve 7)

Question 20

Warthin’s Tumor

Answer 20

second most common benign tumor of the parotid

Question 21

Warthin’s tumor more common in who?

Answer 21

males

Question 22

Warthin’s tumor clinical pres

Answer 22

painless, slow growing mass in the tail of the parotid

Question 23

Know the distinctive histology of a warthin’s tumor

Answer 23

ok

Question 24

Mainstay of treatment for Warthin’s tumor

Answer 24

Surgical excision, very low recurrence rate.

With excision, prognosis is good

Question 25

What is the most common malignant tumor of the salivary glands?

Answer 25

Mucoepidermal carcinoma

Question 26

epidemiology of mucoepidermal carcinoma?

Answer 26

middle aged ppl…slightly more common in females

Question 27

Most common sites of mucoepidermal carcinoma

Answer 27

parotid gland and minor glands of palate

Question 28

Mucopidermal carcinoma histology

Answer 28

mucous and squamous cells

Question 29

Remember what grade means?

Answer 29

How bad it looks to the pathologist

Question 30

Stage means what

Answer 30

Anatomic extent of the tumor

Question 31

What’s the most important determinant of prognosis in mucoepidermal carcinoma?

Answer 31

Grade….which is unique. Usually stage is more important