Carboxylases Enzyme Assay
Label Mnemonic: CARBOX
Epic code: LAB8618
Downtime form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Whole Blood
Specimen Instructions:
This sample can only be collected on Monday thru Wednesday.

Samples must be shipped same day as collection. If late afternoon collection is necessary, call Mailouts at 356-8593.
Collection Medium:
Yellow top tube 8.5 mL (ACD solution A)
Preferred Minimum: 5.0 mL whole blood ACD-AM
Absolute Minimum: 3.0 mL whole blood
Delivery Instructions:
Deliver to laboratory immediately after collection.
Turn Around Time:
10-15 working days (not including growing cultured cells, if required).
(PYRUVATE, PROPIONYL-COA, AND 3-METHYLCROTONYL-COA CARBOXYLASES) Radiochemical assays performed on cultured cells or isolated lymphocytes. Carboxylases are routinely run once a week. Please schedule blood draw on Monday thru Wednesday. Blood for lymphocyte assay must be shipped at room temperature same day as drawn to be received at the laboratory by following morning. We must process the blood for lymphocytes with in 24 hours of the blood collection. Please fill out any relevant patient data on the requisition form to assist in interpretation. Fibroblast analysis will have an additional charge for culture and storage.
CPT Code: