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ARTICLE · 06 MARCH 2025

Challenges Of Pre-Existing Conditions In Ontario Car Accident Claims

Nelligan Law
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Insurance companies often scrutinize these cases, trying to attribute injuries to prior health issues instead of the accident. Let's discuss how pre-existing conditions affect the compensation process and strategies...

CanadaLitigation, Mediation & Arbitration
Jessica Fullerton
Jessica Fullerton

Navigating an Ontario car accident claim becomes more complex when pre-existing conditions are involved.

Insurance companies often scrutinize these cases, trying to attribute injuries to prior health issues instead of the accident. Let's discuss how pre-existing conditions affect the compensation process and strategies to manage these challenges effectively.

What Are Pre-Existing Conditions?

Pre-existing conditions are medical issues that existed before the car accident, such as back problems, joint disorders, or previous concussions. These conditions can complicate the assessment of injuries caused by a car accident.

Impact on Ontario Car Accident Claims

  1. Causation Challenges: Proving that the injuries are directly related to the accident is crucial. In some cases, the proof required is that the accident significantly worsened a pre-existing condition.

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