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Test ID ACRN Acylcarnitines, Quantitative, Plasma

Useful For

Diagnosis of fatty acid oxidation disorders and several organic acidurias using plasma specimens

 

Evaluating treatment during follow-up of patients with fatty acid beta-oxidation disorders and several organic acidurias

Method Name

Flow Injection Analysis-Tandem Mass Spectrometry (FIA-MS/MS)

Reporting Name

Acylcarnitines, Quantitative, P

Specimen Type

Plasma


Necessary 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

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

Day(s) Performed

Monday through Friday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82017

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ACRN Acylcarnitines, Quantitative, P 43433-2

 

Result ID Test Result Name Result LOINC Value
82413 Acylcarnitines, Quantitative, P 46252-3
10288 Acetylcarnitine, C2 30191-1
36497 Acrylylcarnitine, C3:1 43235-1
10289 Propionylcarnitine, C3 30551-6
36498 Formiminoglutamate, FIGLU 79628-4
10290 Iso-/Butyrylcarnitine, C4 43243-5
36499 Tiglylcarnitine, C5:1 51416-6
10293 Isovaleryl-/2-Methylbutyrylcarn C5 30531-8
36500 3-OH-iso-/butyrylcarnitine, C4-OH 39000-5
36501 Hexenoylcarnitine, C6:1 74540-6
10295 Hexanoylcarnitine, C6 30358-6
36502 3-OH-isovalerylcarnitine, C5-OH 39001-3
36503 Benzoylcarnitine 39615-0
36504 Heptanoylcarnitine, C7 55871-8
10297 3-OH-hexanoylcarnitine, C6-OH 30236-4
36505 Phenylacetylcarnitine 90237-9
36506 Salicylcarnitine 90238-7
10298 Octenoylcarnitine, C8:1 30541-7
10299 Octanoylcarnitine, C8 30540-9
36507 Malonylcarnitine, C3-DC 55940-1
36508 Decadienoylcarnitine, C10:2 53471-9
10301 Decenoylcarnitine, C10:1 30328-9
10302 Decanoylcarnitine, C10 30327-1
36509 Methylmalonyl-/succinylcarn, C4-DC 51415-8
36510 3-OH-decenoylcarnitine, C10:1-OH 82478-9
10304 Glutarylcarnitine, C5-DC 30349-5
10305 Dodecenoylcarnitine, C12:1 30332-1
10306 Dodecanoylcarnitine, C12 30331-3
36511 3-Methylglutarylcarnitine, C6-DC 39002-1
36512 3-OH-dodecenoylcarnitine, C12:1-OH 59195-8
10307 3-OH-dodecanoylcarnitine, C12-OH 30233-1
10308 Tetradecadienoylcarnitine, C14:2 30564-9
10309 Tetradecenoylcarnitine, C14:1 30566-4
10310 Tetradecanoylcarnitine, C14 30565-6
36513 Octanedioylcarnitine, C8-DC 39014-6
10311 3-OH-tetradecenoylcarnitine C14:1OH 30190-3
10312 3-OH-tetradecanoylcarnitine, C14-OH 30238-0
10313 Hexadecenoylcarnitine, C16:1 30357-8
10314 Hexadecanoylcarnitine, C16 30356-0
10315 3-OH-hexadecenoylcarnitine,C16:1-OH 30235-6
10316 3-OH-hexadecanoylcarnitine, C16-OH 30234-9
10317 Octadecadienoylcarnitine, C18:2 30534-2
10318 Octadecenoylcarnitine, C18:1 30542-5
10319 Octadecanoylcarnitine, C18 30560-7
36514 Dodecanedioylcarnitine, C12-DC 55855-1
10320 3-OH-octadecadienoylcarn, C18:2-OH 30237-2
10321 3-OH-octadecenoylcarnitine C18:1-OH 30312-3
36515 3-OH-octadecanoylcarnitine, C18-OH 35656-8
10322 Comment (ACRN) 48767-8

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

Report Available

2 to 5 days

NY State Approved

Yes