Immunohistochemistry IgG4 Test
Also known as: IHC IgG4 Test, Immunohistochemistry for IgG4
Immunohistochemistry IgG4 Test test available at DNA Labs India for ₹3,500. Uses Immunohistochemistry on Tumor tissue in 10% Formal-saline OR Formalin fixed paraffin embedded block samples. Results in Reports available: Block 5 days, Tissue Biopsy 5 days, Tissue large complex 7 days. 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 purpose of the Immunohistochemistry IgG4 Test is to measure IgG4 levels in blood or tissue samples to support the diagnosis of IgG4-related disease, a condition characterized by tumor-like swelling and fibrosis in affected organs.
- Test Code
- 1001
- Price
- ₹3,500
- Sample Type
- Tumor tissue in 10% Formal-saline OR Formalin fixed paraffin embedded block
- Result Time
- Reports available: Block 5 days, Tissue Biopsy 5 days, Tissue large complex 7 days
- Fasting Required
- No
- Method
- Immunohistochemistry
Sample Collection
Provide a copy of the Histopathology report, site of biopsy, and clinical history.
Method: Biopsy or tissue collection
Laboratory Analysis
Tissue sample is collected via biopsy procedure under sterile conditions.
Report Delivery
Sample is processed and analyzed using immunohistochemistry methods.
Timeline: Reports available: Block 5 days, Tissue Biopsy 5 days, Tissue large complex 7 days
Patient Instructions
About This Test
Who Should Get This Test
The purpose of the Immunohistochemistry IgG4 Test is to measure IgG4 levels in blood or tissue samples to support the diagnosis of IgG4-related disease, a condition characterized by tumor-like swelling and fibrosis in affected organs.
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
"The Immunohistochemistry IgG4 Test is crucial for diagnosing IgG4-related disease, a condition that can affect multiple organs. Early and accurate diagnosis helps in managing symptoms and preventing complications."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Improperly fixed or contaminated samples
- Insufficient sample volume or quality
Understanding Your Results
Elevated IgG4-positive plasma cells
Supports diagnosis of IgG4-related disease in conjunction with clinical criteria
Normal or low IgG4 levels
Less likely to indicate IgG4-related disease; consider other diagnoses
Consult a doctor if experiencing symptoms such as unexplained swelling, abdominal pain, jaundice, or weight loss, or if follow-up testing is required after diagnosis.
Limitations
- ⚠Results should be interpreted in conjunction with clinical and radiological findings
- ⚠Not a standalone diagnostic tool
Risks & Considerations
- ●Minimal risks associated with biopsy collection, such as infection or bleeding
- ●No significant risks from the test itself
Interfering Factors
- ●Tissue quality or fixation issues may affect test accuracy
- ●Sample handling and storage conditions
Frequently Asked Questions
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