Complement C4

eD-H Order Code

LAB151

Specimen Collection Information

Specimen	Minimum Test Volume	Container	Special Handling
Blood	0.1 ML

Specimen Transport Temperature

Refrigerated

Reference Ranges / Critical Values

Assay	Gender	Age Range	Normal Range	Critical Values	Units
C4	All	0 Minutes – 6 Days	6 -37		mg/dL
		6 Days – 1 Years	7 -40		mg/dL
		1 Years – 19 Years	8 -44		mg/dL
		19 Years – 150 Years	10 -40		mg/dL

Specimen Stability

Chemistry Blood and Urine Analyte Stability Chart

Day(s) Performed

Monday through Sunday; continuously

CPT(s)

86160

Performing Lab Section

Chemistry