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HelpTest Code KETB Ketones (Beta-Hydroxybutyrate)
Specimen Type
Plasma
Container/Tube
Li-Heparin Mint Green Top
Offsite Collection Instructions
1. Collect sample following standard collection methods
2. Within 2 hours of collection the sample must be spun and
aliquoted
3. Transport refrigerated (2 – 8C).
Turnaround Time
4 hours
Test Includes
N/A
Preferred Volume
0.5 mL
STAT Turnaround Time
1 hour
Test Usage
Useful for monitoring therapy for diabetic ketoacidosis and
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.
Critical Results
N/A
Additional Information
Beta-hydroxybutyrate is 1 of 3 sources of ketone bodies.
Its relative proportion in the blood (78%) is greater than the
other 2 ketone bodies, acetoacetate (20%) and acetone (2%).
Fee Code
43193
Specimen Minimum Volume
0.2 mL
DAY(S) AND TIME(S) PERFORMED
24 hours, 7 days a week including holidays.
STAT DAY(S) AND TIME(S) PERFORMED
Avaliable
CPT
82010
Method Name
See Individual tests for Methodology
Reference Values
< 0.30 mmol/L
Reject Due To
Whole blood/unspun samples greater than 6 hours will be
rejected.
Synonyms
HYBU
Test Limitations
N/A
UCMC Collection Instructions
1. Collect sample following standard collection methods
2. Within 2 hours of collection the sample must be received in
Laboratory Service Center
3. Transport room temperature (15 – 25C).
Included in Additional codes
N/A
Coverage Information
N/A
Stability: Room Temp
n/a
Stability: Refrigerated
7 days
Stability: Frozen
7 days