Medical Abbreviations and Acronyms

1. SIR
   Society of Interventional Radiology
2. SIR
   Society of Interventional Radiology (formerly SCVIR)
3. SIR
   System Improvement Request
4. SIR
   Silent Information Regulator
5. SIR
   Susceptible, Infected, and Recovered
6. SIR
   Small Instance Relaxation
7. SIR
   Security Incident Report
8. SPRV
   Systolic Pressure of Right Ventricle
9. u&o
   Urine Output
10. u&o
    under observation for, urine output
11. u&o
    Under Observation for ....
12. ACOA
    Anterior Communicating Artery
13. ACOA
    Al-anon/Adult Children of Alcoholics
14. ACTA
    Adrenocorticotropic Hormone
15. ACTA
    Automatic Computerized Transverse Axial
16. ACTA
    American Cardiology Technologists Association
17. ACTA
    Anti Counterfeiting Trade Agreement
18. ADRF
    Adventitium-Derived Relaxing Factor
19. ADRF
    Adipocyte Derived Relaxing Factor
20. ADRF
    Adjustable Distal Radius Fixator

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