| CLS | cafe-au-lait spot; Clinical Laboratory Scientist; Coffin-Lowry syndrome; Cornelia de Lange syndrome |
|---|---|
| CRHL | Collaborative Radiological Health Laboratory |
| CS | calf serum; campomelic syndrome; carcinoid syndrome; cardiogenic shock; caries-susceptible; carotid ... |
| CVLT | California Verbal Learning Test; clinical vascular laboratory |
| DLC | Dental Laboratory Conference; differential leukocyte count; dual-lumen catheter |