10.2 - Salivary gland

Question 1

what is sialadenitis? what is the cause?

Answer 1

• inflammation of salivary gland

- due to obstructing stone (sialolithiasis) leading to s. aureus infection (usually unilateral)

Question 2

what is a pleomorphic adenoma? is the rate of recurrence high or low?

Answer 2

• benign tumor composed of stromal (cartilage) and epithelial tissue, most common tumor of the salivary gland
• HIGH

Question 3

what is a warthin tumor? where does it usually arise?

Answer 3

• benign cystic tumor with abundant lymphocytes and germinal centers (lymph node like stroma) - 2nd most common salivary gland tumor
• parotid

Question 4

what is the most common malignant tumor of the salivary gland? what is it composed of? where does it usually arise?

Answer 4

• mucoepidermoid carcinoma
• mucinous and squamous cells
• parotid

Question 5

• benign tumor composed of stromal (cartilage) and epithelial tissue, most common tumor of the salivary gland
• high recurrence rate

Answer 5

pleomorphic adenoma

Question 6

• benign cystic tumor with abundant lymphocytes and germinal centers (lymph node like stroma) - 2nd most common salivary gland tumor
• most commonly affects the parotid

Answer 6

warthin tumor