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C1 Esterase Inhibitor, Functional
MessageCollect a full tube, following standard venipuncture techniques. Gold SST not acceptable
Test Code
LAB769 C1EIF
Alias/See Also
C1EIF
CPT Codes
86161
Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@
Instructions
Processing Instructions (Lab use only): Freeze serum within one hour of time drawn. Minimum Testing Volume: 0.2 mL Serum Transport Temperature: FrozenStability: Ambient: N/A Refrigerated : N/A Frozen: 30 Days Causes for Rejection: Gross lipemiaSerum separator tubeReceived thawed
Report Available
3-Days
Clinical Significance
1230171090
Last Updated: May 18, 2026