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. ==Causes== ===Infectious parotitis=== Acute bacterial parotitis: is most often caused by a bacterial infection of Staphylococcus aureus ... Found on http://en.wikipedia.org/wiki/Parotitis
(par″o-ti´tis) inflammation of the parotid gland. bacterial parotitis infectious parotitis caused by a bacterial infection, most commonly with Staphylococcus aureus and less often with Escherichia coli or species of Pseudomonas. epidemic parotitis , i... Found on http://www.encyclo.co.uk/local/21001
Mumps (see below) - Inflammation or swelling of the parotid gland (a pair of saliva producing glands in the cheeks) The commonest cause in the past was mumps so parotitis is often a synonym for mumps
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Par`o·ti'tis noun [ New Latin See Parotid , and -itis .] (Medicine) Inflammation of the parotid glands. Epidemic , or Infectious , parotitis , mumps. Found on http://www.encyclo.co.uk/webster/P/25