| CHSS | cooperative health statistics system |
|---|---|
| CIDS | cellular immunity deficiency syndrome; circular intensity differential scattering; continuous insuli... |
| CIS | carcinoma in situ; catheter-induced spasm; central inhibitory state; Chemical Information Service; c... |
| CNS | central nervous system; clinical nurse specialist; coagulase-negative staphylococci; congenital neph... |
| CNS-L | central nervous system leukemia |