Once a patient has been identified as having acute lymphoblastic leukemia (ALL), a panel of immunocytochemical stains can be used to characterize the leukemic process.
Panel of stains:
(1) common ALL antigen (CD10)
(2) B antigen (CD20)
(3) T antigen (CD7)
(4) sheep erythrocyte receptor (CD2)
Positive |
Negative |
Diagnosis |
none |
CD10, CD20, CD7, CD2 |
undifferentiated ALL |
CD10 |
CD20, CD7, CD2 |
common ALL |
CD10, CD20 |
CD7, CD2 |
pre-B ALL |
CD20 |
CD10, CD7, CD2 |
B ALL |
CD10 +/-, CD7 |
CD10 -/+, CD20, CD2 |
pre-T ALL |
CD7, CD2 |
CD10, CD20 |
T ALL |
Specialty: Hematology Oncology, Clinical Laboratory
ICD-10: ,