- C-Spine
- 
         Cervical Spine 
 The neck (cervical spine) is composed of 7 vertebrae which begin at the base of the skull and end in the upper torso .
- C/C
- 
         Chief Complaint 
- CA
- 
         Cancer 
- CAAS
- 
         Commission on Accreditation of Ambulance Services 
- CAD
- 
         Depending on context this could mean either: Coronary Artery Disease 
 or
 Computer Assisted Dispatch
- CAH
- 
         Critical Access Hospital 
- CHF
- 
         Congestive Heart Failure 
- CHI
- 
         Closed Head Injury 
- CMS
- 
         Centers for Medicare and Medicaid Services 
- CNS
- 
         Central Nervous System 
- COB
- 
         Coordination of Benefits 
- COPD
- 
         Chronic Obstructive Pulmonary Disease 
- CP
- 
         Chest Pain 
- CPR
- 
         Cardiopulmonary Resuscitation 
 
              