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Annexin-1, IHC without Interpretation
Test Code16317
CPT Codes
88342
Preferred Specimen
Formalin-fixed paraffin embedded tissue in an IHC specimen transport kit
Other Acceptable Specimens
Unstained charged (+) slides
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Do not freeze
Refrigerated: Indefinite
Frozen: Do not freeze
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimen other than paraffin block • Specimen other than unstained slides
Methodology
Immunohistochemistry (IHC)
Setup Schedule
A.M.
Clinical Significance
Annexin-1 is a molecule specific to hairy cell leukemia that can be used to differentiate this disease from other B-cell lymphomas.