Parotitis

Parotitis
Pouting of opening of Stensen's duct, which may be seen in parotitis
Parotid gland (center left)
SpecialtyInfectious diseases 

Parotitis is an inflammation of one or both parotid glands, the major salivary glands located on either side of the face, in humans. The parotid gland is the salivary gland most commonly affected by inflammation.