Medical Abbreviations and Acronyms

1. OS-CS
   Osteopathia Striata-Cranial Sclerosis
2. OS-EM
   Ordered-Subsequent Expectation Maximization
3. OS-EM
   Ordered Subsets Expectation Myximization
4. OS-EM
   Ordered Subset Expectation Maximization
5. OS-EM
   Ordered Subsets Expectation Maximisation
6. OS-MS
   Optic-Spinal Form of Ms
7. OS-MS
   Optico-Spinab Ms
8. OS/OD
   Overall Size/Ovefall Diameter
9. OS/OD
   Overall size/overall diameter
10. OS&H
    Occupational Safety and Health
11. OS&OT
    Occupational Science and Occupational Therapy
12. OSA
    Obstructive Sleep Apnea
13. OSA
    Obstructive Sleep Apneas
14. OSA
    Office of Substance Abuse
15. OSA
    Obstructed Sleep Apnea
16. OSA
    Obstructive Sleep Apnoea
17. OSA
    Obstructive Sleep Apena
18. OSA
    Obstructive Sleep Apnea Syndrome
19. OSA
    Obstructive Sleep Apnoea Syndrome
20. OSA
    Occlusive Sleep Apnea Syndrome

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