Fatty Acid Profile, Comprehensive (C8-C26)
| Abbrev Code: | FAPCOM | ||
| Order Code: | LAB3462 | Order Name: | Fatty Acid Profile Comprehensive |
| Synonyms: | C8-C26, Fatty Acid Profile | ||
| Methodology: | Gas chromatography/Mass spectrometry/Stable isotope dilution | ||
| CPT Codes: | 82542 x1 | ||
| Turnaround Time: | Specimens are sent to the reference laboratory Mon-Fri; results are reported within 4-6 days. | ||
| Special Instructions: | Provide patient age on the request form. Include information regarding treatment, family history and tentative diagnosis. | ||
| Compliance: | This test was developed and its performance characteristics determined by Laboratory Medicine and Pathology, Mayo Clinic. This test has not been cleared by the U.S. Food and Drug Administration. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 1 mL |
| Minimum\Peds Volume: | 0.5 mL |
| Container: | Red or gold (gel) Alternate Containers: Red (no gel) |
| Patient Preparation: | Patient must fast overnight (12-14 hours). Patient must not consume any alcohol within 24 hours prior to sample collection. |
| Causes for Rejection: | Gross lipemia |
Processing and Shipping
| Specimen Processing: | Separate serum from cells ASAP or within 45 minutes. Centrifuge and aliquot 0.5 mL, 0.15 mL minimum. Freeze within 2 hours. |
| Shipping Instructions: | Ship on dry ice. |
| Stability: | 72 hours refrigerated; 92 days frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (Mayo) |
| Referral Lab number: | FAPCP |
Interpretive
| Reference Range: |
Octanoic Acid, C8:0 <1 year: 7-63 nmol/mL 1-17 years: 9-41 nmol/mL > or =18 years: 8-47 nmol/mL
Decenoic Acid, C10:1 <1 year: 0.8-4.8 nmol/mL 1-17 years: 1.6-6.6 nmol/mL > or =18 years: 1.8-5.0 nmol/mL
Decanoic Acid, C10:0 <1 year: 2-62 nmol/mL 1-17 years: 3-25 nmol/mL > or =18 years: 2-18 nmol/mL
Lauroleic Acid, C12:1 <1 year: 0.6-4.8 nmol/mL 1-17 years: 1.3-5.8 nmol/mL > or =18 years: 1.4-6.6 nmol/mL
Lauric Acid, C12:0 <1 year: 6-190 nmol/mL 1-17 years: 5-80 nmol/mL > or =18 years: 6-90 nmol/mL
Tetradecadienoic Acid, C14:2 <1 year: 0.3-6.5 nmol/mL 1-17 years: 0.2-5.8 nmol/mL > or =18 years: 0.8-5.0 nmol/mL
Myristoleic Acid, C14:1 <1 year: 1-46 nmol/mL 1-17 years: 1-31 nmol/mL > or =18 years: 3-64 nmol/mL
Myristic Acid, C14:0 <1 year: 30-320 nmol/mL 1-17 years: 40-290 nmol/mL > or =18 years: 30-450 nmol/mL
Hexadecadienoic Acid, C16:2 <1 year: 4-27 nmol/mL 1-17 years: 3-29 nmol/mL > or =18 years: 10-48 nmol/mL
Hexadecenoic Acid, C16:1w9 <1 year: 21-69 nmol/mL 1-17 years: 24-82 nmol/mL > or =18 years: 25-105 nmol/mL
Palmitoleic Acid, C16:1w7 <1 year: 20-1,020 nmol/mL 1-17 years: 100-670 nmol/mL > or =18 years: 110-1,130 nmol/mL
Palmitic Acid, C16:0 <1 year: 720-3,120 nmol/mL 1-17 years: 960-3,460 nmol/mL > or =18 years: 1,480-3,730 nmol/mL
Gamma-Linolenic Acid, C18:3w6 <1 year: 6-110 nmol/mL 1-17 years: 9-130 nmol/mL > or =18 years: 16-150 nmol/mL
Alpha-Linolenic Acid, C18:3w3 <1 year: 10-190 nmol/mL 1-17 years: 20-120 nmol/mL > or =18 years: 50-130 nmol/mL
Linoleic Acid, C18:2w6 1-31 days: 350-2,660 nmol/mL 32 days-11 months: 1,000-3,300 nmol/mL 1-17 years: 1,600-3,500 nmol/mL > or =18 years: 2,270-3,850 nmol/mL
Oleic Acid, C18:1w9 <1 year: 250-3,500 nmol/mL 1-17 years: 350-3,500 nmol/mL > or =18 years: 650-3,500 nmol/mL
Vaccenic Acid, C18:1w7 <1 year: 140-720 nmol/mL 1-17 years: 320-900 nmol/mL > or =18 years: 280-740 nmol/mL
Stearic Acid, C18:0 <1 year: 270-1,140 nmol/mL 1-17 years: 280-1,170 nmol/mL > or =18 years: 590-1,170 nmol/mL
EPA, C20:5w3 <1 year: 2-60 nmol/mL 1-17 years: 8-90 nmol/mL > or =18 years: 14-100 nmol/mL
Arachidonic Acid, C20:4w6 <1 year: 110-1,110 nmol/mL 1-17 years: 350-1,030 nmol/mL > or =18 years: 520-1,490 nmol/mL
Mead Acid, C20:3w9 1-31 days: 8-60 nmol/mL 32 days-11 months: 3-24 nmol/mL > or =1 year: 7-30 nmol/mL
Homo-Gama-Linolenic Acid, C20:3w6 <1 year: 30-170 nmol/mL 1-17 years: 60-220 nmol/mL > or =18 years: 50-250 nmol/mL
Arachidic Acid, C20:0 <1 year: 30-120 nmol/mL 1-17 years: 30-90 nmol/mL > or =18 years: 50-90 nmol/mL
DHA, C22:6w3 <1 year: 10-220 nmol/mL 1-17 years: 30-160 nmol/mL > or =18 years: 30-250 nmol/mL
DPA, C22:5w6 <1 year: 3-70 nmol/mL 1-17 years: 10-50 nmol/mL > or =18 years: 10-70 nmol/mL
DPA, C22:5w3 <1 year: 6-110 nmol/mL 1-17 years: 30-270 nmol/mL > or =18 years: 20-210 nmol/mL
DTA, C22:4w6 <1 year: 2-50 nmol/mL 1-17 years: 10-40 nmol/mL > or =18 years: 10-80 nmol/mL
Docosenoic Acid, C22:1 <1 year: 2-20 nmol/mL > or =1 year: 4-13 nmol/mL
Docosanoic Acid, C22:0 0.0-96.3 nmol/mL
Nervonic Acid, C24:1 <1 year: 30-150 nmol/mL 1-17 years: 50-130 nmol/mL > or =18 years: 60-100 nmol/mL
Tetracosanoic Acid, C24:0 0.0-91.4 nmol/mL
Hexacosenoic Acid, C26:1 <1 year: 0.2-2.1 nmol/mL > or =1 year: 0.3-0.7 nmol/mL
Hexacosanoic Acid, C26:0 0.00-1.30 nmol/mL
Pristanic Acid, C15:0(CH[3])4 1 day-4 months: 0.00-0.60 nmol/mL 5-8 months: 0.00-0.84 nmol/mL 9-12 months: 0.00-0.77 nmol/mL 13-23 months: 0.00-1.47 nmol/mL > or =2 years: 0.00-2.98 nmol/mL
Phytanic Acid, C16:0(CH[3])4 1 day-4 months: 0.00-5.28 nmol/mL 5-8 months: 0.00-5.70 nmol/mL 9-12 months: 0.00-4.40 nmol/mL 13-23 months: 0.00-8.62 nmol/mL > or =2 years: 0.00-9.88 nmol/mL
Triene/Tetraene Ratio 1-31 days: 0.017-0.083 32 days-17 years: 0.013-0.050 > or = 18 years: 0.010-0.038
Total Saturated Acid <1 year: 1.2-4.6 mmol/L 1-17 years: 1.4-4.9 mmol/L > or =18 years: 2.5-5.5 mmol/L
Total Monounsaturated Acid <1 year: 0.3-4.6 mmol/L 1-17 years: 0.5-4.4 mmol/L > or =18 years: 1.3-5.8 mmol/L
Total Polyunsaturated Acid <1 year: 1.1-4.9 mmol/L 1-17 years: 1.7-5.3 mmol/L > or =18 years: 3.2-5.8 mmol/L
Total w3 <1 year: 0.0-0.4 mmol/L 1-17 years: 0.1-0.5 mmol/L > or =18 years: 0.2-0.5 mmol/L
Total w6 <1 year: 0.9-4.4 mmol/L 1-17 years: 1.6-4.7 mmol/L > or =18 years: 3.0-5.4 mmol/L
Total Fatty Acids <1 year: 3.3-14.0 mmol/L 1-17 years: 4.4-14.3 mmol/L > or =18 years: 7.3-16.8 mmol/L
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