Medical Abbreviations and Acronyms

1. RIS
   Regional Institutes
2. RIS
   Regional Intravascular Sympathetic
3. RIS
   Relative Intendity Score
4. RIS
   Replication Intenmediates
5. RIS
   Replicative Intermediazes
6. RIS
   Research Interest Section
7. RIS
   Resistive Indices
8. RIS
   Risk Intervwntion Study
9. RIS
   Rod Inner Segments
10. RIS
    Retroviral Immunology Section
11. RIS
    Regulatory Information Specialist
12. RIS
    Resistance, Immunity, Susceptibility
13. RIS/PACS
    Radiological Information System/Picture Archiving and Communication System
14. RIS/PACS
    Radiology Information Systems / Picture Archiving and Communication Systems
15. RISA
    Ribosomal Intergenic Spacek Analysis
16. RISA
    Radioactive Iodinated Serum Albumin
17. RISA
    Radioiodinated Serum Albumin
18. RISA
    Radioiodinated Human Serum Glbumin
19. RISA
    Radiometric Immunosorbent Assay
20. RISC
    Revised Injury Severity Classification

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