Enterohemorrhagic E. Coli Verotoxin 1 & 2 Antigen Test
Short Name: Verotoxin 1 & 2 Antigen Test
Also known as: EHEC Verotoxin Test, Verotoxin Antigen Test, Shiga Toxin Test
Enterohemorrhagic E. Coli Verotoxin 1 & 2 Antigen Test test available at DNA Labs India for ₹2,948. Uses Immunochromatography (ICT) on Fresh stool samples. Results in Same day report for samples received by 1 pm.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Kothari Ramesh Shantilal
Consultant Microbiologist · Reg: 27670
Last reviewed: September 7, 2026
Overview
The purpose of the Verotoxin 1 & 2 Antigen Test is to diagnose infections caused by Enterohemorrhagic E. coli (EHEC) by detecting verotoxins in stool samples, aiding in timely treatment and prevention of complications like kidney failure.
- Test Code
- 515
- CPT Code
- 87427
- ICD Code
- A04.3
- Price
- ₹2,948
- Sample Type
- Fresh stool
- Result Time
- Same day report for samples received by 1 pm.
- Fasting Required
- No
- Method
- Immunochromatography (ICT)
Sample Collection
No special preparation required. Avoid antibiotics if possible, as directed by your doctor.
Method: Stool Collection
Laboratory Analysis
Collect a fresh stool sample in a sterile container. Ensure the sample does not mix with urine or water.
Report Delivery
Ship the sample refrigerated immediately. Do not freeze.
Timeline: Same day report for samples received by 1 pm.
Patient Instructions
About This Test
Who Should Get This Test
The purpose of the Verotoxin 1 & 2 Antigen Test is to diagnose infections caused by Enterohemorrhagic E. coli (EHEC) by detecting verotoxins in stool samples, aiding in timely treatment and prevention of complications like kidney failure.
How to Prepare
- Use a sterile screw capped container for sample collection
- Collect approximately 5 g (minimum 3 g) of fresh stool
- Avoid contamination with urine or toilet water
- Label the container with patient details
- Store in refrigerator until shipment; do not freeze
Doctor's Notes
Reviewed by Dr Kothari Ramesh Shantilal — MBBS, MD (Microbiology) · Reg. No. 27670
"Early detection of verotoxins is critical to manage EHEC infections and prevent severe complications like hemolytic uremic syndrome (HUS). This test provides rapid and accurate results for timely treatment."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Sample not stored refrigerated or frozen
- Insufficient sample volume (less than 3 g)
- Leaking or unsterile container
- Sample older than 24 hours after collection
Understanding Your Results
Consult a doctor immediately if you experience severe symptoms like bloody diarrhea, dehydration, or reduced urine output, even if test results are negative.
Limitations
- ⚠May not detect low levels of verotoxins in early infection stages
- ⚠Cannot differentiate between VT1 and VT2 quantitatively
- ⚠Results should be correlated with clinical symptoms and other tests
Risks & Considerations
- ●Minimal risks from stool collection, such as discomfort
- ●No significant side effects or invasive procedures involved
Interfering Factors
- ●Improper sample collection or storage (e.g., not refrigerated)
- ●Contamination of stool sample
- ●Recent use of antibiotics or antidiarrheal medications
- ●Presence of other pathogens that may cross-react
Compare With Similar Tests
| Test | Enterohemorrhagic E. Coli Verotoxin 1 & 2 Antigen Test | Stool Culture | PCR for E. coli | Shiga Toxin Test |
|---|---|---|---|---|
| Comparison | Enterohemorrhagic E. Coli Verotoxin 1 & 2 Antigen Test | Stool culture identifies EHEC bacteria but takes longer; antigen test detects toxins directly for faster diagnosis. | PCR detects bacterial DNA and is highly sensitive, but antigen test is more accessible and cost-effective for toxin detection. | Similar to verotoxin test; both target toxins, but antigen test is specific for VT1 and VT2. |
Frequently Asked Questions
What is the Enterohemorrhagic E. Coli Verotoxin 1 & 2 Antigen Test?
Why is this test recommended?
How is the test performed?
What is the cost of the test?
Is home collection available?
How should I prepare for the test?
What do the results mean?
How long does it take to get the report?
What are the symptoms of EHEC infection?
Can this test detect other infections?
Is the test covered by insurance?
What should I do if my test is positive?
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