Dr. Alex Carignan posted this photo of the rash from a patient with Quebec's first reported case of Rocky Mountain spotted fever on social media this week. (Dr. Alex Carignan/X)

Quebec has reported its first case of the potentially deadly tick-borne disease Rocky Mountain spotted fever. The disease has also been reported in dogs in Ontario.

Here's what you need to know about preventing, identifying and treating the disease.

What is Rocky Mountain spotted fever?

Rocky Mountain spotted fever is a disease caused by the bacteria Symptoms in humans can include fever, headache, nausea or vomiting, stomach pain, muscle pain and lack of appetite.

The disease is named for the red rash that develops two to four days after the fever begins. The rash can range from pinpoint dots to red splo

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