Medical Abbreviations and Acronyms

1. H&S
   Hour of Sleep
2. H&S
   Heel-To-Shin Test
3. H&S
   Health and Safety
4. H&S
   hour sleep or half-strength
5. H&S
   Hora Somni (at bedtime)
6. H&S
   at bedtime (from Latin hora somni)
7. l&s
   lecithin to sphingomyeline
8. l&s
   lecithin to sphingomyelin ratio
9. l&s
   Liver and spleen
10. L/H
    Lungs and heart
11. L/H
    Lung-to-heart
12. N&B
    nota bene (note well)
13. NCL
    National Consumers League
14. NCPR
    Nadph-Cytochrome P450 Reductase
15. NCTR
    National Center for Toxicological Research
16. PCV
    Pneumococcal Conjugate Vaccine
17. PCV
    Packed Cell Volume
18. PCV
    postcapillary venule
19. PCV
    packed cell volume (of blood)
20. PCV
    Polycythemia Vera

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