| Abbreviation | Definition |
|---|---|
| CTPAS | Central Texas Physician Assistant Society |
| CTR | CardioThoracic Ratio |
| CTR | Carpal Tunnel Release |
| CTRF | Cancer Treatment Related Fatigue |
| CTS | Cardio-Thoracic Surgery |
| CTS | Compulsive Traveller's Syndrome |
| CTTH | Chronic Tension Type Headache |
| CU | Cause Unknown |
| CU | Cholinergic Urticaria |
| CU | Clinical Unit |
| CU | Cranial Ultrasound |
| CUC | Chronic Ulcerative Colitis |
| CUCP | College of Urgent Care Physicians |
| CUD | Cause Un-Determined |
| CUDOS | Clinically Useful Depression Outcome Scale |
| CURSE | Clean Uncluttered Reverse Suspended And Elevated |
| CV | Cardiac Volume |
| CV | CardioVascular |
| CV | Cervical Vertebra |
| CV | Color Vision Test |