Specimen:
Collect
- One Green Top (Li Heparin)
Also Acceptable:
- One Green Top (Na Heparin)
Submit
- 0.5 mL (Min:0.3 mL) Plasma . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling
- Critical Frozen
- Fasting Specimen is Preferred
- Separate aliquot required for each frozen test ordered
- Separate from cells ASAP
- Avoid buffy coat material.
Additional information needed: age, gender, diet (eg. TPN therapy), drug therapy and family history.
Infants and children: Draw specimen prior to feeding or 2-3 hours after a meal.
Rejection Criteria
- Hemolyzed specimens
Stability
Ambient: Unacceptable; Refrigerated: 1 Day(s); Frozen: 1 Month(s); Incubated: Unacceptable
Methodology
- Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Mon-Fri
Reported
3-6 Day(s)
CPT Codes
- 82139
Interpretive Data
Please see report for interpretive data.
Components
- 93389 - ALANINE
- 93424 - ALLOISOLEUCINE
- 93390 - ARGININE
- 93392 - ASPARTIC ACID
- 93393 - CITRULLINE
- 93394 - CYSTINE
- 93395 - GLUTAMIC ACID
- 93396 - GLUTAMINE
- 93397 - GLYCINE
- 93398 - HISTIDINE
- 93391 - HOMOCYSTINE
- 93399 - HYDROXYPROLINE
- 93400 - ISOLEUCINE
- 93401 - LEUCINE
- 93402 - LYSINE
- 93403 - METHIONINE
- 93404 - ORNITHINE
- 93405 - PHENYLALANINE
- 93406 - PROLINE
- 93407 - SERINE
- 93408 - TAURINE
- 93409 - THREONINE
- 93410 - TYROSINE
- 93411 - VALINE
- 93198 - INTERPRETATION
- 94167 - a-AMINOBUTYRIC
- 94168 - a-AMINOADIPIC
- 94169 - ARGININOSUCCINIC
- 94170 - b-AMINOISOBUTYRIC
- 94171 - b-ALANINE
- 94172 - ETHANOLAMINE
- 94173 - g-AMINOBUTYRIC
- 94174 - SARCOSINE
- 94175 - TRYPTOPHAN
- 94176 - ANSERINE
- 94177 - ASPARAGINE
- 94178 - CYSTATHIONINE
- 94179 - HOMOCITRULLINE
- 94180 - HYDROXYLISINE
Last Updated: January 24, 2025 @ 10:13 am
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