A motor vehicle accident may result in catastrophic injuries. The problem with car accidents is that some of these injuries do not manifest with symptoms until hours or days after the initial accident.

To be on the safe side, KTAR News offers some of the most commonly delayed car accident injury symptoms.

A change in personality

TBIs, or traumatic brain injuries, and concussions may lead to personality changes. You may catch yourself struggling with memory, movement or even hearing and vision. It is crucial that when you experience any change in behavior and mood following a car accident that you see a doctor. Some of these changes will not appear right away.

In addition to personality changes, you may also suffer from post-traumatic stress disorder following an accident. These symptoms include vivid memories and nightmares that manifest after the accident.

Pain and swelling in abdomen

Any pain or swelling in your abdomen could be a sign that you have internal bleeding. If you find large, purple bruises on your stomach or feel faint, this could be from the blood loss. For some patients, internal bleeding is unnoticed for days. When untreated, it can be life-threatening.

Head, Neck, shoulder and back pain

Neck and shoulder pain tend to develop after the accident. Whiplash is among one of the most common injuries that occurs due to an accident. These injuries can range from mild to serious and can manifest days after the accident.

Headaches also, may develop days later. While some headaches may mean very little, they can also be a sign of a serious problem. The symptoms of blood clots and brain injuries include headaches.