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ID:704 Hydroxybutyrate (3-hydroxybutyrate, Beta hydroxybutyrate)
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Description3-hydroxybutyrate is one of three ketone bodies generated from free fatty acids via ketogenesis.
IndicationUsed in the investigation of ketolytic defects, and may be useful in the diagnosis of hyperinsulinism or fat oxidation defects.
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 TestsFree fatty acids
Dietary Requirementsna


Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range NotesUsually interpreted in relation to the free fatty acid concentration.
Units - Not Defined -

IP Acute TAT- Contact Laboratory
IP Routine TAT5 days
GP Acute TAT- Contact Laboratory
GP Routine TAT- Contact Laboratory
Turnround CommentLeigh
Originally edited by : . Last edited on 22/11/2018 12:47:55. Published By RB on 22/11/2017 12:47:55.