Abdominal wall strains from seat belts can mimic internal injury, causing tenderness and bruising
https://pr.franklintownnews.com/article/Atlantas-Hurt-911-Injury-Centers-Revolutionizes-Car-Accident-Recovery-with-Doctor-Led-Care-and-Legal-Support?storyId=6827816017bc4f0008d9ab83
Abdominal wall strains from seat belts can mimic internal injury, causing tenderness and bruising, usually treated with rest and careful monitoring.