Immunohistochemistry CD99 (MIC-2) Test
Short Name: CD99 (MIC-2) IHC Test
Also known as: MIC-2, CD99 protein
Immunohistochemistry CD99 (MIC-2) Test test available at DNA Labs India for ₹3,000. Uses Immunohistochemistry on Tumor tissue samples. Results in Reports are typically available within 5 to 7 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
The primary purpose of the Immunohistochemistry CD99 (MIC-2) test is to assist in the diagnosis of Ewing's sarcoma and other tumors expressing CD99 protein. It is used to differentiate small round cell tumors, confirm malignancy, and support treatment planning in oncology cases.
- Test Code
- 927
- Price
- ₹3,000
- Sample Type
- Tumor tissue
- Result Time
- Reports are typically available within 5 to 7 days after sample receipt.
- Fasting Required
- No
- Method
- Immunohistochemistry
Sample Collection
Provide a copy of the histopathology report, site of biopsy, and clinical history. No special preparation is required from the patient.
Method: Biopsy or surgical procedure
Laboratory Analysis
Sample is obtained via biopsy or surgical procedure performed by a healthcare professional.
Report Delivery
Tissue sample is preserved in formalin or saline and shipped at room temperature to the laboratory.
Timeline: Reports are typically available within 5 to 7 days after sample receipt.
Patient Instructions
About This Test
Who Should Get This Test
The primary purpose of the Immunohistochemistry CD99 (MIC-2) test is to assist in the diagnosis of Ewing's sarcoma and other tumors expressing CD99 protein. It is used to differentiate small round cell tumors, confirm malignancy, and support treatment planning in oncology cases.
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
- Include site of biopsy and clinical history
Doctor's Notes
Reviewed by Dr Pasupathy Arumugam — MBBS, MD (Pathology) · Reg. No. 21521
"This test is crucial for accurate diagnosis and management of Ewing's sarcoma, helping to differentiate it from other small round cell tumors and guide treatment decisions."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Inadequate tissue sample
- Improper fixation or preservation
- Missing clinical information
- Contaminated or degraded tissue
Understanding Your Results
Consult an oncologist or specialist if you experience persistent bone pain, swelling, fever, unexplained weight loss, or if biopsy results indicate small round cell tumors. Early consultation is crucial for timely diagnosis and treatment.
Limitations
- ⚠False negatives possible if CD99 expression is low
- ⚠Requires expert pathologist interpretation
- ⚠Not a standalone diagnostic tool; must be correlated with clinical findings
- ⚠Limited to protein detection; does not assess genetic mutations
Risks & Considerations
- ●Risks associated with biopsy procedure, such as infection or bleeding
- ●Potential for false-negative or false-positive results
- ●Need for repeat testing in ambiguous cases
Interfering Factors
- ●Poor tissue fixation or preservation
- ●Inadequate sample size
- ●Use of improper staining techniques
- ●Tissue necrosis or autolysis
- ●Presence of interfering substances in tissue
Compare With Similar Tests
| Test | Immunohistochemistry CD99 (MIC-2) Test | ||||
|---|---|---|---|---|---|
| Comparison | Immunohistochemistry CD99 (MIC-2) Test |
Frequently Asked Questions
What is the CD99 (MIC-2) test?
Why is this test recommended?
What are the symptoms of Ewing's sarcoma?
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Can this test detect other cancers?
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