FAT ACID ESS

Fatty Acid Profile, Essential

EPIC Test Procedure Code: LAB3719

Synonyms:
FAPEP
Performing Lab:
Referral Laboratory
Patient Preparation:

1. For nutritional assessment, patient should fast overnight (12-14 hours); for patients with a suspected fatty acid oxidation disorder, collect immediately before next feeding as fasting is contraindicated. 

2. Patient must not consume any alcohol for 24 hours before the specimen collection.

Required Patient Info:

1. Patient's age is required. 

2. Include information regarding treatment, family history, and tentative diagnosis.

Container Type:
Serum Gel (Preferred), Red Top
Specimen Type:

Serum

Preferred Volume:
0.5 mL
Minimum Volume:
0.15 mL
Specimen Processing:

Centrifuge and aliquot serum into plastic vial.

Store and Transport:
Frozen
Stability:

Refrigerate - 72 hours
Frozen - 92 days

Unacceptable Condition:

Gross Lipemia: Reject

CPT Codes:

82725- FATTY ACIDS NONESTERIFIED (EAP: 30133976)

Test Schedule:
Monday through Friday
Turnaround Time:
4-6 Days
Method:
Gas Chromatography Mass Spectrometry (GC-MS) Stable Isotope Dilution Analysis
Test Includes:
Lauric Acid, C12:0
Myristic Acid, C14:0
Hexadecenoic Acid, C16:1w9
Palmitoleic Acid, C16:1w7
Palmitic Acid, C16:0
Gamma-Linolenic Acid, C18:3w6
Alpha-Linolenic Acid, C18:3w3
Linoleic Acid, C18:2w6
Oleic Acid, C18:1w9
Vaccenic Acid, C18:1w7
Stearic Acid, C18:0
EPA, C20:5w3
Arachidonic Acid, C20:4w6
Mead Acid, C20:3w9
Homo-Gamma-Linolenic C20:3w6
Arachidic Acid, C20:0
DHA, C22:6w3
DPA, C22:5w6
DPA, C22:5w3
DTA, C22:4w6
Docosenoic Acid, C22:1
Nervonic Acid, C24:1w9
Triene/Tetraene Ratio
Total Saturated Acid
Total Monounsaturated Acid
Total Polyunsaturated Acid
Total w3
Total w6
Total Fatty Acids

Lab Personnel

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