Culture Diphtheria Test
Also known as: Diphtheria culture test, Throat culture for diphtheria
Culture Diphtheria Test test available at DNA Labs India for ₹1,357. Uses Conventional culture on Nasal/throat swab samples. Results in Report available within 3 days of sample collection.. 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 diagnose diphtheria by detecting the growth of Corynebacterium diphtheriae in a cultured sample. This test does not include antibiotic sensitivity testing.
- Test Code
- 396
- Price
- ₹1,357
- Sample Type
- Nasal/throat swab
- Result Time
- Report available within 3 days of sample collection.
- Fasting Required
- No
- Method
- Conventional culture
Sample Collection
No special preparation required. Inform your healthcare provider about any medications.
Method: Swab collection from nasal or throat
Laboratory Analysis
A healthcare professional will use a swab to collect a sample from the back of your throat or nose.
Report Delivery
The sample is placed in Amies transport medium and shipped refrigerated to the laboratory.
Timeline: Report available within 3 days of sample collection.
Patient Instructions
About This Test
Who Should Get This Test
To diagnose diphtheria by detecting the growth of Corynebacterium diphtheriae in a cultured sample. This test does not include antibiotic sensitivity testing.
How to Prepare
- Use Amies transport medium for sample collection
- Ship the sample refrigerated
- Ensure sample is collected by a trained professional
Doctor's Notes
Reviewed by Dr Pasupathy Arumugam — MBBS, MD (Pathology) · Reg. No. 21521
"The Culture Diphtheria test is crucial for diagnosing diphtheria, a serious bacterial infection. Early detection with this test can lead to prompt treatment and prevent complications like heart or nerve damage."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Contaminated sample
- Improperly labeled sample
- Sample not in appropriate transport medium
- Sample received after stability period
Understanding Your Results
Positive
Growth of Corynebacterium diphtheriae detected, indicating diphtheria infection.
Negative
No growth of diphtheria bacteria, suggesting no active infection.
If you test positive or if symptoms persist despite a negative test, consult a healthcare provider immediately.
Limitations
- ⚠May not detect all strains of diphtheria
- ⚠Requires proper sample handling and transport
- ⚠Results may take up to 3 days
Risks & Considerations
- ●Minor discomfort during swab collection
- ●Very rare risk of gagging or throat irritation
Interfering Factors
- ●Prior antibiotic use
- ●Improper sample collection
- ●Sample contamination
- ●Delayed transport to laboratory
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