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CD123, IHC without Interpretation
Test Code90231
CPT Codes
88342
Preferred Specimen
1 formalin fixed paraffin block submitted in IHC Specimen Transport Kit
Minimum Volume
1 block • 3 slides
Other Acceptable Specimens
3 slides unstained, positively charged slides in an IHC Specimen Transport Kit
Instructions
Please include surgical pathology report
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Indefinitely
Refrigerated: Indefinitely
Frozen: Do Not Freeze
Refrigerated: Indefinitely
Frozen: Do Not Freeze
Methodology
Immunohistochemistry (IHC)
Setup Schedule
Set up: Mon-Fri; Report available: Next day
Reference Range
See Laboratory Report
Clinical Significance
CD123 is highly expressed in normal plasmacytoid
dendritic cells and in the plasmacytoid dendritic cell
neoplasm (also known as hematodermic tumor). Among
lymphoproliferative disorders, CD123 expression is
largely limited to hairy cell leukemia.
dendritic cells and in the plasmacytoid dendritic cell
neoplasm (also known as hematodermic tumor). Among
lymphoproliferative disorders, CD123 expression is
largely limited to hairy cell leukemia.