Test Code 070029 Zinc, RBC (LabCorp)
Additional Codes
LAB123885
Collection Requirements
Specimen: Red blood cells (RBCs)
Volume: 1 mL
Minimum Volume: 0.125 mL
Container: Royal blue-top (EDTA) tube
Collection: Centrifuge tube within 45 minutes of collection and separate plasma from cells. Discard the plasma. Using the original collection tube, submit only the RBCs to the laboratory.
Storage Requirements:
| Container | Storage |
|---|---|
| Royal Blue RBC's | Room Temperature |
Cause for Rejection: Plasma or serum submitted
Test Use
Zinc is an essential trace element. Subnormal levels are associated with alcoholic cirrhosis, cystic fibrosis, myocardial infarction, acute and chronic infections. High levels may be due to industrial exposure.