Short answer: The most common Arizona crash injuries are whiplash and other soft-tissue neck and back injuries, concussion and other mild traumatic brain injury, herniated discs, fractures, and shoulder and knee injuries. Soft-tissue and brain injuries are disputed most, because neither reliably shows on standard imaging.

Soft-tissue neck and back injury

The most frequent, and the most contested. Symptoms often begin 24–72 hours later. Documented early and treated consistently, these are legitimate claims — treated late, they become arguments.

Concussion and mild traumatic brain injury

You do not have to lose consciousness or hit your head. Difficulty concentrating, light sensitivity, irritability, memory lapses and sleep disruption are all reportable symptoms. They are frequently dismissed as stress, so report them explicitly to a provider.

Herniated and bulging discs

Visible on MRI, which makes them harder to dismiss, but insurers will point to degenerative change. Aggravation of a pre-existing condition remains compensable in Arizona.

Fractures

Objectively documented and rarely disputed on causation. The argument moves to permanence, future care and lost earning capacity.

Shoulder and knee injury

Common from bracing against the wheel or dashboard. Often diagnosed late because attention is on the neck and back first.

Psychological injury

Anxiety about driving, sleep disturbance and PTSD are recognised injuries. They are also routinely under-reported by claimants who assume only physical injury counts.

What every one of these has in common

The claim is built from the medical record. An injury that is real but undocumented is, to an insurer, an injury that did not happen. See back and neck claims.

Questions people ask

How soon should I see a doctor?

The same day if possible. Delay is the most common reason otherwise-valid claims lose value.

I felt fine at the scene — is it too late?

No. Delayed onset is normal. Get evaluated now and be precise about when symptoms began.

Does a minor-looking crash cause real injury?

Yes. Vehicle damage correlates poorly with occupant injury — modern crumple zones absorb energy the body still experiences.

Do I need a specialist?

Start with an evaluation and follow the referrals. Consistency of treatment matters more than seniority of provider.

Free case review

Jack Hirsch is board-certified by the State Bar of Arizona in Injury and Wrongful Death Litigation. No fee unless you recover — 25% settled without litigation, 30% in litigation, plus costs. 602-535-1900.