C4 QUANTITATIVE BLOOD (C4)
: Complement 4, C4
: CALIPER 0 to < 1 yr: 7-30 mg/dL; 1 yr to < 19 yrs: 13-37 mg/dL; Abbott 19 yrs to 150 yrs: 15-53 mg/dL (Pediatric Reference Ranges only verified for serum, see CALIPER Study at CaliperDatabase.com)
: Light green PST (Lithium Heparin with gel) tube - 4.5 mL
: 2 light green top microtainers
: 2 mL plasma
: 0.5 mL plasma
: 2-8 C: 2 days
: Send to lab immediately. Both time and temperature affect Complement levels.
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