| Acronym | Definition | 
|---|
| PTSR➣Polskiego Towarzystwa Stwardnienia Rozsianego (Polish: Polish Multiple Sclerosis Society) | 
| PTSR➣Post Traumatic Stress Reaction | 
| PTSR➣Postmobilization Training & Support Requirements | 
| PTSR➣Project Tracking Status Report | 
| PTSR➣Physical Therapy and Sports Rehab (of Hastings, NE) | 
| PTSR➣Proximal Tubular Sodium Reabsorption |