COMPLEMENT C1 ESTERASE INHIBITOR, FUNCTIONAL
| Synonyms: | C1 Esterase Inhibitor; C1 Inactivator; C1 Inhibitor; Esterase Inhibitor; Hereditary Angioneurotic Edema Test |
| Computer Code: | (RC1EF) |
| Specimen Collection: | 4 mL blood (red or lavender top tube). |
| Minimum Volume: | 0.5 mL |
| Handling Instructions for Offsite Areas: | Serum: Allow to clot, centrifuge, remove serum, freeze. Min 0.1 mL serum. Plasma: centrifuge, remove plasma, freeze. Min 0.1 mL plasma. |
| Reference Values: | See reference laboratory report. |
| Lab Code: | Send Out |
| Requisition: | SPEC C |
| Test Frequency: | NA |
| Routine TAT: | 10 days |
| Stat TAT: | N/A |
| CPT Code(s): | 86161 |
| LCD or NCD: | |
| Methodology Used: |
See Addendum XVII |