Casandra
Casandra Test Code MP67321Version 1 (DRAFT)
Performing Lab
Myeloperoxidase, technical only
Clinical Use
Order TestUse
Myeloperoxidase (MPO) is a myeloid marker that stains neutrophils strongly and other granulocytes variably. MPO staining is useful for initial screening of primary marrow disorders and acute myeloid leukemia (AML) subtyping.
Special Instructions
Not provided.
Limitations
Slides should be left unbaked. Specimens must be fixed in 10% neutral buffered formalin or B plus. All other fixatives will be rejected.
Test Details
Methodology
Immunoassay (IHC)
Biomarkers
Myeloperoxidase
ProteinIHC
Expression • Categorical (e.g., Positive / Negative / Indeterminate)
Result Turnaround Time
2 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Container
FFPE Block, Formalin Fixed
Collection Instructions
Fixative should be at a 20:1 fixative to tissue ratio, 10% neutral buffered formalin (NBF) for 6-72 hours (48-72 hours PREFERRED).
Storage Instructions
15°C to 25°C
Causes for Rejection
Specimens must be fixed in 10% NBF or B plus. All other fixatives will be rejected.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Indefinite |