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BETA-HYDROXYBUTYRATE, PLASMA OR SERUM
Test CodeLAB1680
Preferred Specimen
One 4.5 mL light green top tube
Pediatric: One light green top microtainer
Pediatric: One light green top microtainer
Other Acceptable Specimens
Dark green top, red top, or gold top tube
Instructions
Do not uncap until analysis. Sample must be centrifuged within two hours of collection. Samples collected in a red (serum) or dark green (heparin) top tube must be removed from the red cells and put into aliquot tubes following centrifugation.
Transport Temperature
Refrigerated
Specimen Stability
Centrifuge within 2 hours of collection Ambient: 2 hours Refrigerated: 7 days Frozen: 7 days
Methodology
Colormetric
Setup Schedule
Sunday-Saturday
Clinical Significance
Serial monitoring suggested if clinically indicated. Monitoring therapy for diabetic ketoacidosis. Investigating the differential diagnosis of any patient presenting to the emergency room with hypoglycemia, acidosis, suspected alcohol ingestion, or an unexplained increase in the anion gap. In pediatric patients, the presence or absence of ketonemia/uria is an essential component in the differential diagnosis of inborn errors of
metabolism. Serum beta-hydroxybutyrate is a key parameter monitored during controlled 24-hour fasts.
metabolism. Serum beta-hydroxybutyrate is a key parameter monitored during controlled 24-hour fasts.
Performing Laboratory
West Virginia University Hospital, Inc.
Berkeley Medical Center
Barnesville Hospital
Braxton County Memorial
Camden Clark Medical Center
Fairmont Medical Center
Garrett Regional Medical Center
Harrison Community Hospital
Jackson General Hospital
Jefferson Medical Center
Princeton Community Hospital
Reynolds Memorial Hospital
Summersville Regional Medical Center
St. Joseph’s Hospital
United Hospital Center
Uniontown Hospital
