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HelpTest Code ACRN Acylcarnitines, Quantitative, Plasma
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
PlasmaNecessary Information
1. Patient's age is required.
2. Include family history, clinical condition (asymptomatic or acute episode), diet, and drug therapy information.
Specimen Required
Patient Preparation: Collect specimen just prior to a scheduled meal or feeding.
Collection Container/Tube:
Preferred: Green top (sodium heparin)
Acceptable: Lavender top (EDTA) or green top (lithium heparin)
Submission Container/Tube: Plastic vial
Specimen Volume: 0.1 mL
Collection Instructions: Centrifuge and aliquot plasma into plastic vial.
Specimen Minimum Volume
0.04 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma | Frozen (preferred) | 92 days | |
| Refrigerated | 64 days | ||
| Ambient | 8 days |
Day(s) Performed
Monday through Friday
CPT Code Information
82017
Report Available
2 to 5 daysSpecimen Retention Time
1 monthReject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Reference Values
|
≤7 days (nmol/mL) |
8 days-7 years (nmol/mL) |
≥8 years (nmol/mL) |
|
|
Acetylcarnitine, C2 |
2.14-15.89 |
2.00-27.57 |
2.00-17.83 |
|
Acrylylcarnitine, C3:1 |
<0.04 |
<0.05 |
<0.07 |
|
Propionylcarnitine, C3 |
<0.55 |
<1.78 |
<0.88 |
|
Formiminoglutamate, FIGLU |
<0.43 |
<0.08 |
<0.14 |
|
Iso-/Butyrylcarnitine, C4 |
<0.46 |
<1.06 |
<0.83 |
|
Tiglylcarnitine, C5:1 |
<0.05 |
<0.09 |
<0.11 |
|
Isovaleryl-/2-Methylbutyrylcarn C5 |
<0.38 |
<0.63 |
<0.51 |
|
3-OH-iso-/butyrylcarnitine, C4-OH |
<0.13 |
<0.51 |
<0.18 |
|
Hexenoylcarnitine, C6:1 |
<0.12 |
<0.10 |
<0.15 |
|
Hexanoylcarnitine, C6 |
<0.14 |
<0.23 |
<0.17 |
|
3-OH-isovalerylcarnitine, C5-OH |
<0.08 |
<0.12 |
<0.10 |
|
Benzoylcarnitine |
<0.13 |
<0.07 |
<0.10 |
|
Heptanoylcarnitine, C7 |
<0.05 |
<0.05 |
<0.06 |
|
3-OH-hexanoylcarnitine, C6-OH |
<0.08 |
<0.19 |
<0.09 |
|
Phenylacetylcarnitine |
<0.15 |
<0.22 |
<0.29 |
|
Salicylcarnitine |
<0.08 |
<0.09 |
<0.09 |
|
Octenoylcarnitine, C8:1 |
<0.48 |
<0.91 |
<0.88 |
|
Octanoylcarnitine, C8 |
<0.19 |
<0.45 |
<0.78 |
|
Malonylcarnitine, C3-DC |
<0.09 |
<0.14 |
<0.26 |
|
Decadienoylcarnitine, C10:2 |
<0.11 |
<0.12 |
<0.26 |
|
Decenoylcarnitine, C10:1 |
<0.25 |
<0.46 |
<0.47 |
|
Decanoylcarnitine, C10 |
<0.27 |
<0.91 |
<0.88 |
|
Methylmalonyl-/succinylcarn, C4-DC |
<0.05 |
<0.05 |
<0.05 |
|
3-OH-decenoylcarnitine, C10:1-OH |
<0.12 |
<0.12 |
<0.13 |
|
Glutarylcarnitine, C5-DC |
<0.06 |
<0.10 |
<0.11 |
|
Dodecenoylcarnitine, C12:1 |
<0.19 |
<0.37 |
<0.35 |
|
Dodecanoylcarnitine, C12 |
<0.18 |
<0.35 |
<0.26 |
|
3-Methylglutarylcarnitine, C6-DC |
<0.28 |
<0.21 |
<0.43 |
|
3-OH-dodecenoylcarnitine, C12:1-OH |
<0.11 |
<0.10 |
<0.13 |
|
3-OH-dodecanoylcarnitine, C12-OH |
<0.06 |
<0.09 |
<0.08 |
|
Tetradecadienoylcarnitine, C14:2 |
<0.09 |
<0.13 |
<0.18 |
|
Tetradecenoylcarnitine, C14:1 |
<0.16 |
<0.35 |
<0.24 |
|
Tetradecanoylcarnitine, C14 |
<0.11 |
<0.15 |
<0.12 |
|
Octanedioylcarnitine, C8-DC |
<0.25 |
<0.19 |
<0.19 |
|
3-OH-tetradecenoylcarnitine C14:1OH |
<0.06 |
<0.18 |
<0.13 |
|
3-OH-tetradecanoylcarnitine, C14-OH |
<0.04 |
<0.05 |
<0.08 |
|
Hexadecenoylcarnitine, C16:1 |
<0.15 |
<0.21 |
<0.10 |
|
Hexadecanoylcarnitine, C16 |
<0.36 |
<0.52 |
<0.23 |
|
3-OH-hexadecenoylcarnitine,C16:1-OH |
<0.78 |
<0.36 |
<0.06 |
|
3-OH-hexadecanoylcarnitine, C16-OH |
<0.10 |
<0.07 |
<0.06 |
|
Octadecadienoylcarnitine, C18:2 |
<0.12 |
<0.31 |
<0.24 |
|
Octadecenoylcarnitine, C18:1 |
<0.25 |
<0.45 |
<0.39 |
|
Octadecanoylcarnitine, C18 |
<0.10 |
<0.12 |
<0.14 |
|
Dodecanedioylcarnitine, C12-DC |
<0.10 |
<0.04 |
<0.04 |
|
3-OH-octadecadienoylcarn, C18:2-OH |
<0.04 |
<0.06 |
<0.06 |
|
3-OH-octadecenoylcarnitine C18:1-OH |
<0.03 |
<0.04 |
<0.06 |
|
3-OH-octadecanoylcarnitine, C18-OH |
<0.03 |
<0.05 |
<0.03 |