| CCLI | composite clinical and laboratory index |
|---|---|
| CCS | Canadian Cardiovascular Society; casualty clearing station; cell cycle specific; cholecystosonograph... |
| CCT | carotid compression tomography; central conduction time; cerebrocranial trauma; chocolate-coated tab... |
| CGNB | composite ganglioneuroblastoma |
| CHCS | composite health care system |