CD22 positive
A B-cell marker used as a target in some acute lymphoblastic leukemia.
Parent marker: CD22
Not a diagnosis and not final medical advice. Must be reviewed by a doctor.
Clinical meaning
CD22 is the basis for discussions of conjugated antibody therapy and some cellular therapy research.
How this finding appears in a report
Assessed via flow cells or immunohistochemistry.
When therapy stops working
Changes in markers after previous therapy may influence subsequent choices.
What needs verification
- Complete variant name as written in the laboratory report.
- Examination methods and types of samples used.
- Examination dates were compared with ongoing therapy.
Marker context: CD22
CD22 positivity is used in consideration of conjugated antibody therapy and some cellular therapy studies in acute lymphoblastic leukemia and B cell lymphoma.
A negative result does not always mean absent
Summary
- Gen
- CD22
- Variant
- CD22 positive
- Alteration type
- Immunophenotype
- Discussed in
- Leukemia, Lymphoma
- Updated
- 2026-09-10
Other names in reports
CD22+
Drugs discussed
Treatment categories
Sources
- NCI Dictionary of Cancer Terms(lembaga)
- ClinicalTrials.gov(registry)
Next steps
These suggestions come from links between entries in TanyaKanker's database, not from a medical judgement. Each suggestion includes why it appears.
Next to learn
- CD22
Biomarker
Reason: Related through a biomarker
- Leukemia
Cancer type
Reason: Related to this page
- Lymphoma
Cancer type
Reason: Related to this page
- Inotuzumab ozogamicin
Drug
Reason: Related to this page
- CAR-T (chimeric antigen receptor T-cell therapy)
Treatment category
Reason: Related to this page
- Targeted therapy
Treatment category
Reason: Related to this page
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Recently updated
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Date: Data revision 2026-09-10
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Date: Registry update in the last 30 days (2026-10-15)
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