| C - Peptide |
| C – Reative Protein |
| C1 - Inhibitor |
| C3 |
| C4 |
| CA - 125 |
| CA 15-3 |
| CA 19-9 |
| Calcitonine |
| Calcium |
| Calprotectin, Stool |
| Carbamazepine |
| CBC |
| CEA |
| Cerebrospinal Fluid (CSF), Analysis and Culture |
| Ceruloplasmin |
| CH50 |
| Chlamydia - IgA,G,M |
| Chloride |
| Cholesterol |
| clostridium difficile Toxin A/B assay, Stool |
| Clotting Time, Blood |
| Coagulation Factor VII Activity Assay, Plasma |
| Complement Component C1q, Serum |
| Coombs - Wright |
| Copper (Cu) |
| Cortisol Blood |
| CPK |
| C-Reactive Protein , High Sensivity |
| Creatinin , Urine |
| Creatinine |
| Creatinine Clearance |
| Cyclosporine . Blood (CSA) |