Medical Abbreviations and Acronyms

1. NCOA
   National Change of Address
2. NCOA
   National Council on the Aging
3. NCSA
   National Center for Supercomputing Applications
4. O/S
   Oculus Sinister
5. O/S
   left eye (ocularis/oculus sinister (Lat.)
6. O/S
   oculus sinister - left eye
7. PAR
   Performance and Accountability Report
8. PAR
   Parallel
9. PAR
   Personnel Activity Reporting
10. PAR
    Postanesthesia Recovery
11. PAR
    Program Announcement Reviewed in an Institute
12. PAT
    Patient
13. PAT
    paroxysymal atrial tachycardia
14. PAT
    Paroxysmal Atrial Tachycardia
15. PAT
    Process Analytical Technology Initiative
16. PAT
    Portable Appliance Test
17. PAT
    Pre-Admission Testing
18. PHD
    Doctorate of Philosophy
19. PRP
    Prion Protein
20. PRP
    Pityriasis Rubra Pilaris

Last updated: May 2, 2025 — Total entries: 207,332