Salivary Disorders

Question 1

Pairs of salivary glands

Answer 1

-Parotid (serous)
-Submandibular (mixed)
-Sublingual (mucous)

Question 2

Pathology of salivary gland tumours

Answer 2

-80% parotid- pleomorphic adenomas in superficial lobe
-Malignant rare: short history, painful, hot skin, hard, fixation, CN 7 involvement

Question 3

Describe pleomorphic adenomas

Answer 3

-Benign, mixed parotid tumour
-Middle age
-Slow growing, painless lump
-Superficial parotidectomy, risk CN7 damage

Question 4

Describe Warthin’s tumour

Answer 4

-Benign, adenolymphomas
-Males middle aged
-Softer more mobile and fluctuant

Question 5

Describe salivary gland stones

Answer 5

-Recurrent unilateral pain & swelling on eating
-May become infected → Ludwig’s angina
-80% are submandibular
-Plain x-rays; sialography
-Surgical removal

Question 6

Other causes of salivary gland enlargement

Answer 6

-Acute viral infection e.g. mumps
-Acute bacterial infection e.g. 2nd to dehydration diabetes
-Sicca syndrome and Sjogren’s (e.g. RA)