Suberylcarnitine in cerebrospinal fluid (CSF)
This test measures the concentration of suberylcarnitine, a fatty acid derivative found in cerebrospinal fluid, which may help assess metabolic or genetic conditions affecting fat metabolism.
["This test can help diagnose or monitor conditions linked to abnormal fat metabolism in the brain."]
Key facts at a glance
- LOINC
- 69777-1
- Short code
- Suberylcarn CSF-sCnc
- Synonyms
- Suberylcarn CSF-sCnc
- Category
- chemistry
- Sample
- csf
- Container
- Sterile tube
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Specimen volume
- 1-2 mL
- Stability
- Immediate analysis required, Refrigerated: 1h
- Hemolysis max
- 200
- TAT
- 4–24 hours
- Order
- routine
Why This Test Is Done
Your healthcare provider may order this test if you have symptoms suggestive of metabolic disorders, such as neurological issues, developmental delays, or unexplained muscle weakness. It may also be used in research or specialized clinical settings to investigate rare genetic conditions affecting carnitine metabolism.
What to Expect Before the Test
No special preparation is typically required. You may be asked to fast for a few hours before the test, but this depends on your healthcare provider’s instructions. Your provider will explain how to prepare.
How the Test Is Performed
A healthcare professional will collect a small sample of cerebrospinal fluid (CSF) through a procedure called lumbar puncture, where a needle is inserted into the spinal canal. The sample is then sent to a lab for analysis.
What the Test Results Mean
Results are interpreted by a healthcare provider based on your clinical symptoms, medical history, and other test results. Abnormal levels may indicate conditions like medium-chain acyl-CoA dehydrogenase (MCAD) deficiency or other inherited metabolic disorders.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Short name
CSF Suberylcarnitine
Frequently asked questions
What conditions might lead to this test?
How might abnormal results affect my treatment?
What if my results are within normal range?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy