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ID:341 Free Fatty Acids
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DescriptionUsed in the investigation of ketolytic defects, and may be useful in the diagnosis of hyperinsulinism or fat oxidation defects.
Indication? Hyperinsulinism, ? Fat oxidation defects (e.g. MCADD), ? Ketolytic defects (e.g. beta ketothiolase deficiency), ketoacidotic states (e.g. alcoholic).
Additional InfoFor hyperinsulism and fat oxidation defects the plasma glucose should be less than 2.5mmol/L for analysis to be valid. For ketolytic defect investigation the test should be performed whatever the glucose. Sometimes used in investigation of various ketoacidotic states.
Concurrent TestsHydroxybutyrate
Dietary Requirementsna

InterpretationFor hyperinsulism, fat oxidation defects and ketolytic defects refer to Paediatric Biochemist at SJUH (ext 64256).

Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range NotesInterpreted in relation to the 3-hydroxybutyrate conentration.
Unitsmmol/L

Other Help:Assayfinder

IP Acute TAT- Contact Laboratory
IP Routine TAT5 days
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GP Routine TAT- Contact Laboratory
Turnround CommentNA
Originally edited by : . Last edited on 22/11/2018 12:07:12. Published By RB on 22/11/2017 12:07:12.