Psoriasis: The most common skin disorder that also affects the joints, including the knees, is psoriasis. Although certainly not all patients with psoriasis will develop joint problems, psoriatic arthritis may cause knee pain and swelling. ...Read more.
Definition of accident. 1  1a : an unforeseen and unplanned event or circumstance Their meeting was an accident.b : lack of intention or necessity : chance They met by accident rather than by design.
Both the injury and the event have to be considered accidents in order for a claim to be covered. Accidental means is a precise definition of âaccidentâ, and is stricter than merely defining an accident as an unforeseen event. Insurance policies for bodily harm or death often include a provision that requires the death or injury to be caused by external, violent, and accidental means.