Test Overview
Saponin permeabilization and direct immunofluorescence using flow cytometric techniques.
Terminal deoxynucleotidyl transferase (TdT) is a DNA polymerase which is recognized as a phenotypic markers for primitive T and B lymphocytes in the hematopoietic system. Measurement of TdT may be an adjunct to the diagnosis of some leukemias and lymphoblastic lymphomas.
Pathologist interpretation of results provided.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
48 hours
- FX FINAL
- TdT Marker
- Terminal Deoxynucleotidyl Transferase
- FC CAN
- PRELIM
- FLOW ADD
- FLOW TDT
- FC CANCEL
- FLOW CYTOMETRY ADDENDUM REPORT
- FLOW FINAL
- FLOW FINAL
- FLOW PRELIMINARY
- FLABEL
- Generic Flow Test
Specimen Requirements
The TdT test will be run at the discretion of the consulting hematopathologist after review of the slides, any available immunophenotypic analysis results, and/or other diagnostic evaluations, using the specimen received for Leukemia/Lymphoma Immunophenotyping.
Additional Information
Test includes pathologist interpretation of results billed as a separate additional charge. This test is not available without interpretation.