Mumps: Swollen, painful salivary glands, fever and sometimes orchitis, pancreatitis etc., about 1/3 of infected people do not show symptoms, effective vaccine since 1967.

1. Salivary duct cysts: Epithelial lined cavity containing mucus and fluids.
2. Sialolithhiasis: Salivary stones, calcium salts deposited around debris.
3. Sialadentitis: Inflammation of the salivary glands due to mumps virus, influenza virus, coxacki virus or systemic disease (Sjogren’s).