Immunophenotyping by Flow Cytometry CD22 Test
Short Name: CD22 Immunophenotyping
Also known as: CD22 Immunophenotyping, Flow Cytometry CD22 Test, CD22 Flow Cytometry Panel
Immunophenotyping by Flow Cytometry CD22 Test test available at DNA Labs India for ₹3,500. Uses Flow Cytometry on Whole blood or bone marrow samples. Results in Sample received daily by 9 am; report is delivered the same day.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Pasupathy Arumugam
Consultant Pathologist · Reg: 21521
Last reviewed: September 7, 2026
Overview
The CD22 test identifies the type of cells present in blood or bone marrow to diagnose various blood cancers and hematological disorders. It is part of immunophenotyping by flow cytometry and helps classify B-cell malignancies.
- Test Code
- 3492
- Price
- ₹3,500
- Sample Type
- Whole blood or bone marrow
- Result Time
- Sample received daily by 9 am; report is delivered the same day.
- Fasting Required
- No
- Method
- Flow Cytometry
Sample Collection
Give brief clinical history on the test request form. No fasting is required.
Method: Venipuncture or bone marrow aspiration
Laboratory Analysis
Blood sample is collected by venipuncture. Bone marrow sample is collected by a trained clinician using aseptic technique.
Report Delivery
Specimen must be kept at 18–22°C and shipped immediately. Do not refrigerate or freeze.
Timeline: Sample received daily by 9 am; report is delivered the same day.
Patient Instructions
About This Test
Who Should Get This Test
The CD22 test identifies the type of cells present in blood or bone marrow to diagnose various blood cancers and hematological disorders. It is part of immunophenotyping by flow cytometry and helps classify B-cell malignancies.
How to Prepare
- Collect 3 mL whole blood in Lavender Top (EDTA) and 3 mL whole blood in Green Top (Sodium Heparin); or 2 mL bone marrow in Green Top (Sodium Heparin).
- Maintain sample at 18–22°C during transport.
- Do not refrigerate or freeze the specimen.
- Specify time, date, and clinical details on the test request form.
Doctor's Notes
Reviewed by Dr Pasupathy Arumugam — MBBS, MD (Pathology) · Reg. No. 21521
"CD22 is a pan B-cell marker. Its expression should always be interpreted as part of a complete flow cytometry panel for accurate diagnosis of B-cell malignancies."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Hemolysed or clotted sample
- Improper temperature during transport
- Insufficient sample volume
- Unlabeled or mismatched sample
Understanding Your Results
Consult an oncologist or hematologist if CD22 flow cytometry shows an abnormal cell population or if symptoms such as persistent fever, unexplained weight loss, night sweats, bone pain, or enlarged lymph nodes are present.
Limitations
- ⚠CD22 alone is insufficient for diagnosis; a full flow cytometry panel is required
- ⚠Interpretation requires an experienced pathologist
- ⚠Sampling error may cause false-negative results
Risks & Considerations
- ●Mild pain or bruising at venipuncture site
- ●Bone marrow aspiration may cause temporary discomfort
Interfering Factors
- ●Hemolysed or clotted sample
- ●Inadequate sample volume
- ●Delay in transport or improper temperature
- ●Recent chemotherapy, immunotherapy, or G-CSF therapy
- ●Hemodilution of bone marrow
Compare With Similar Tests
| Test | Immunophenotyping by Flow Cytometry CD22 Test | |||
|---|---|---|---|---|
| Comparison | Immunophenotyping by Flow Cytometry CD22 Test |
Frequently Asked Questions
What is Immunophenotyping by Flow Cytometry CD22 Test?
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