Ethambutol, Blood (Referred Out) - Saskatoon
Discipline
Biochemistry
Overview
Description
- Before ordering the test, Please have test approved by Microbiologist On Call via RUH switchboard
Test Ordering Requirements
Preferred Specimen Collection
- Collect peak level 2-3 hours post dose
Forms Required
- Completed National Jewish Health pharmacokinetics requisition, including drug dose amount, frequency, method, and date and time of last dose prior to draw.
Alias
- Myambutol
Specimen Information
Specimen types accepted
- Serum
Specimen collection container
- Preferred Collection Container: Red (no additive) 6.0mL
Collection procedure
- Centrifuge and remove serum from cells immediately
- Freeze within 24 hours of collection at -70°C if possible, otherwise freeze at -20°C
Required volume
- Optimal Volume: 4.0 mL Full collection tube
- Minimum Volume: 2 mL serum
- Pediatric Volume: 0.5 mL serum
(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection)
Rejection criteria
- Severe hemolysis
- Specimens received where the collection protocols were not followed
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Performance
Days/times performed
Availability |
|
Testing Site |
|
Maximum laboratory time
- 1-2 week turn around time by testing laboratory
Other information
Additional Comments
- A bacteriostatic agent used against tubercle bacilli
Last Updated: October 10, 2024