Mumps is a self-limited viral disease characterized by nonsuppurative swelling and tenderness of one or both parotid glands.
It commonly affects the children aged 2-12 years and very uncommon in <1 year of age.
It is caused by a single-stranded RNA virus classified under Paramyxoviridae family or mumps virus.
Transmission is through airborne droplets from respiratory secretion of infected persons.
Incubation period is typically 14-21 days.