Shoulder impingement can develop after trauma
http://www.doerungin.com/markets/stocks.php?article=pressadvantage-2025-5-16-atlantas-hurt-911-injury-centers-revolutionizes-car-accident-recovery-with-doctor-led-care-and-legal-support
Shoulder impingement can develop after trauma, causing pain with overhead movement and weakness that benefits from physical therapy and rest.