Advanced Diagnostic Laboratories

Collect

Plasma from a lavender top (EDTA) tube is the only acceptable sample type. Mix sample thoroughly.

Specimen Preparation

Centrifuge at room temp within one half hour of collection; preferably immediately after venipuncture. Transfer the cell-free plasma to a clean tube and immediately freeze the cell-free plasma on dry ice or at -70°C.
 

Preferred volume: 1 mL

Pediatric Collection

Minimum volume: 500 µL plasma, frozen.

Unacceptable Conditions

Thawed specimen

Storage Transport Temp

Send frozen plasma Priority Overnight via FedEx and in a well insulated container on dry ice.

Stability

Frozen at -70°C: 1 year

Methodology

Luminex

Reported

Up to 4 weeks

Department

Complement Lab

Synonyms

Cytokine (Interleukin 4); Complement (Interleukin 4); IL-4; (Interleukin 4); Cytokines (Interleukin 4); Luminex

Reference Interval

Human Male: 0.00 - 2.18 pg/ml

Human Female: 0.00 - 2.18 pg/ml

CPT Code

83520