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Mumps (Infectious Parotitis)

* Designated Reportable Disease

This is intended as a general guide. Consult a health care provider for diagnosis and for recommendations or advice. Notify the Leeds, Grenville and Lanark District Health Unit if there is a higher than usual number of cases of any disease. To report a case of Mumps, use the Reportable Disease Form or call a public health nurse or public health inspector on the Infectious Disease team at 1-800-660-5853. This disease is vaccine preventable.

How it Spreads

Contact with secretions from the nose or mouth of an infected person.

Contact with objects that have been exposed to droplets or saliva from an infected person.

Incubation period *12–25 days.

* Incubation period = Time between contact with disease and start of symptom.

How to Recognize

Fever, swelling and tenderness of one or more salivary glands.

When it is Contagious

7 days before and up to 5 days after onset of swollen glands.

When to Report/Exclude

Report to the Health Unit immediately.

Exclude from child care and school for 5 days after onset of swollen glands.


Ministry of Health and Long-Term Care

Canadian Pediatric Society

MOHLTC Infectious Diseases Protocol 2022