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Test 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