Test Code LAB13230 Zinc RBC - Whole Blood
Department
SEND OUTS
Reference Lab Test Number
ZNRBC
Collection Requirements
Draw blood in a dark blue EDTA tube. Centrifuge and separate RBCs into an 2% Nitric ACID WASH PLASTIC screw cap vial or remove plasma and send RBC’s in original tube. Label “Packed RBC’s”
Refer To
Primary Collection Container
Royal Blue (K2EDTA) Trace Element
Alternate Collection Container
Royal Blue (Na2EDTA) Trace Element
Lavender 4 mL (K3EDTA)
Green (Sodium Heparin)
Green (Lithium Heparin)
Transport
Refrigerated in a Quest trace element transport tube (Lavendar label) or remove plasma and send RBC’s in original tube labeled “Packed RBC’s”
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge and separate RBCs into a trace element transport tube or remove plasma and send RBC’s in original tube labeled “Packed RBC’s”
Stability
Ambient: 7 days
Refrigerated: 7 days
Frozen: Unacceptable
Minimum Testing Volume
0.3 mL
Reference Range
9.0-14.7 mg/L
Methodology
Inductively Coupled Plasma/Mass Spectrometry
Performed
Tuesday-Saturday
Reported
5-7 days
CPT Codes
84630
Unacceptable Conditions
Frozen specimens.