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Beta-Hydroxybutyrate, CSF

Alternate test name

Hydroxybutyrate, CSF

Lab area
Clinical Biochemistry - General
Expected turn-around time
STAT 1 hour Urgent 2 hours Routine 4 hours
Specimen type


Specimen requirements

Collect 0.2 mL

Storage and transportation


Special requirements

Lysosomal Enzymes from Cultured Skin Fibroblasts
Fibroblast samples are sent directly to the following address:

Tissue Culture Facility
Black Wing, Room 3225
The Hospital for Sick Children
555 University Ave
Toronto ON M5G 1X8
For more information, please call: 416-813-6363

Cultures must be accompanied by a mycoplasma analysis report

Shipping information
The Hospital for Sick Children
Rapid Response Laboratory
555 University Avenue, Room 3642
Toronto, ON
M5G 1X8
Phone: 416-813-7200
Toll Free: 1-855-381-3212
Hours: 7 days/week, 24 hours/day
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