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Lab Test Dictionary

Complement Biomarker Panel (CBP)

Performing Lab

University of Iowa

Epic ID

Other Reference Test

Standard TAT

4 weeks

Collection Information

Specimen Required

12 mL blood total, divide as follows: 6 mL blood in Red Top tube (no gel) AND 6 mL blood in Lavender EDTA

Container Type

Red top (no gel) AND Lavender EDTA

Processing Information - Lab Use Only

Transport Temperature


Test Volume Required

2 mL serum AND 2 mL plasma

Processing Instructions

Label Serum & EDTA Plasma on vials. FREEZE both samples

Included Tests

C3, C3c, C4, FB, Ba, Bb, C5, FD, Properdin levels, Soluble C5b-9 (sMAC), FI and FH levels; appropriate for following biomarker levels


University of Iowa Molecular Otolaryngology & Renal Research Laboratories

CPT Codes

83520, 86160 x 10


10/17/23 - cas