Test Catalog

Test ID: CEE20    
CD20 Cell Expression Evaluation, Varies

Useful For Suggests clinical disorders or settings where the test may be helpful

Detecting cell-surface antigens on malignant cells that are potential therapeutic antibody targets, specifically CD20


Determining the eligibility of patients for monoclonal antibody therapies


Monitoring response to the therapeutic antibody

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

A complete diagnostic B-cell, T-cell, or acute immunophenotyping panel is not performed. In some cases, a limited morphologic evaluation will be performed.

Method Name A short description of the method used to perform the test


NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

CD20 Cell Expression Evaluation, V

Aliases Lists additional common names for a test, as an aid in searching

Ibritumomab Tiuxetin (Zevalin) (CD20)
Rituximab (Rituxan) (CD20)
Tositumomab (Bexxar) (CD20)
Therapeutic Antibody Evaluation