Immunohistochemistry CD56 Test
Short Name: CD56 IHC Test
Also known as: CD56 Immunohistochemistry, CD56 Staining, NCAM Staining
Immunohistochemistry CD56 Test test available at DNA Labs India for ₹3,000. Uses Immunohistochemistry on Tumor tissue in 10% Formal-saline or Formalin fixed paraffin embedded block samples. Results in Reports available in 5-7 business days after sample receipt.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Pasupathy Arumugam
Consultant Pathologist · Reg: 21521
Last reviewed: September 7, 2026
Overview
To identify CD56 marker in tissue for diagnosing neuroendocrine tumors and related cancers, aiding in treatment decisions.
- Test Code
- 979
- Price
- ₹3,000
- Sample Type
- Tumor tissue in 10% Formal-saline or Formalin fixed paraffin embedded block
- Result Time
- Reports available in 5-7 business days after sample receipt.
- Fasting Required
- No
- Method
- Immunohistochemistry
Sample Collection
Provide histopathology report, biopsy site, and clinical history.
Method: Biopsy
Laboratory Analysis
Tissue biopsy collected under sterile conditions.
Report Delivery
Sample fixed in formal-saline or embedded in paraffin for analysis.
Timeline: Reports available in 5-7 business days after sample receipt.
Patient Instructions
About This Test
Who Should Get This Test
To identify CD56 marker in tissue for diagnosing neuroendocrine tumors and related cancers, aiding in treatment decisions.
How to Prepare
- Submit tumor tissue in 10% Formal-saline or Formalin fixed paraffin embedded block.
- Ship at room temperature.
- Provide a copy of the Histopathology report, Site of biopsy and Clinical history.
Doctor's Notes
Reviewed by Dr Pasupathy Arumugam — MBBS, MD (Pathology) · Reg. No. 21521
"CD56 is a key marker for identifying neuroendocrine differentiation in tumors, aiding in accurate cancer diagnosis and treatment planning."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Insufficient tissue sample
- Improperly labeled specimens
- Missing clinical information
Understanding Your Results
Positive
CD56 marker detected; suggests neuroendocrine differentiation. Further diagnostic tests may be needed for confirmation.
Negative
CD56 marker not detected; neuroendocrine differentiation less likely, but other conditions should be considered.
If you have symptoms suggestive of neuroendocrine tumors or if the test results are abnormal, consult your oncologist immediately.
Limitations
- ⚠Cannot confirm malignancy alone; requires histopathological correlation
- ⚠False positives possible in certain non-neoplastic conditions
Risks & Considerations
- ●Minimal risk from biopsy procedure
- ●Possible infection at biopsy site
- ●Rare allergic reaction to local anesthesia
Interfering Factors
- ●Poor tissue fixation
- ●Sample contamination
- ●Technical errors in staining
Compare With Similar Tests
| Test | Immunohistochemistry CD56 Test | Chromogranin A Test |
|---|---|---|
| Comparison | Immunohistochemistry CD56 Test | Chromogranin A is another neuroendocrine marker, but CD56 is more specific for neural crest tumors. |
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