UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for UCSF Clinical Laboratories

Lab Manual for SFGH

Internal Resources

Click here for more information about laboratory operations and procedures

If you have additional questions regarding this test, please call: 415-353-1667

Search Our Test Menu

Myeloperoxidase detection by flow cytometry

Item Value
Available Stat? No
Test code MPO
Performed by Immunology
In House Availability Monday-Saturday (day shift)
Method Flow cytometry
Container type Lavender top
Amount to Collect 3 mL blood
Sample type EDTA whole blood, Marrow, Unfixed tissue
Preferred volume Amount of specimen needed varies call Immunology, x3-1712, for consultation.
Processing notes Typically ordered by Immunology only, if order received on a requisition contact Immunology to confirm.

This test is often confused with the test for Anti-Neutrophil antibodies (ANCA). Clarify what the requester is actually asking for.

Do not refrigerate
Normal range
Synonyms MPO; Leukemia phenotyping; flow cytometry
Turn around times Results phoned within 48 hours. Written interpretive report sent within 7 days.
Additional information An interpretation of this test by a laboratory physician will automatically be performed and billed for separately.

This test is generally only performed when results from the peroxidase stain performed in the Hematology section are negative or equivocal. This test is performed as part of the Leukemia/Lymphoma markers evaluation.
LOINC code 32759-3
LDT or Mod FDA? Yes
Last Updated 10/31/2014 1:44 PM
Entry Number 677
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center