Indications:
This test is recommended for detection of primary or secondary carnitine deficiency and monitoring of patients being treated with carnitine. Candidates include patients with failure to thrive, cardiomyopathy, weakness, or possible metabolic disorders.
Method Description: HPLC/ESI/MS/MS quantification of total and free carnitine.
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Specimen
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Specimen Requirements
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Shipping Requirements
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| Plasma |
Collect 0.5-1ml blood in an EDTA tube (lavender top), mix gently, and centrifuge as soon as possible after collection. Then transfer the plasma into a polypropylene tube and freeze.
Minimum Amt Required: 150 µl |
Ship sample on dry ice. |
| Urine |
Thoroughly wash the patient's perineal area and then collect urine in a clean container. Transfer 1-5ml of urine to a tightly stoppered polypropylene tube and freeze.
Minimum Amt Required: 350 µl |
Ship sample on dry ice. |
| Heart |
After a biopsy/autopsy, the heart should be immediately quick-frozen in liquid nitrogen.
Minimum Amt Required: 20 mg |
Ship on dry ice. If biopsy/autopsy is performed on a Friday, keep sample at -70°C or colder over the weekend and ship on Monday. |
| Liver |
After a biopsy/autopsy, the liver should be immediately quick-frozen in liquid nitrogen.
Minimum Amt Required: 20 mg |
Ship on dry ice. If biopsy/autopsy is performed on a Friday, keep sample at -70°C or colder over the weekend and ship on Monday. |
| Muscle |
After a biopsy/autopsy, the muscle should be immediately quick-frozen in liquid nitrogen.
Minimum Amt Required: 20 mg |
Ship on dry ice. If biopsy/autopsy is performed on a Friday, keep sample at -70°C or colder over the weekend and ship on Monday. |
Samples Accepted: Monday - Friday, 8:30 AM - 5:00 PM
Turn-Around-Time: 5 business days
CPT Code(s): 82379
Specimens can be sent via Federal Express, DHL, or UPS.
Special Instructions: Ship using Overnight Priority/Next Morning.
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