Brucella DNA PCR, Qualitative: Booking, Price, and Results
About Brucella DNA PCR, Qualitative: Booking, Price, and Results
| Field | Value |
|---|---|
| Also Known As | Brucella DNA PCR Qual., Brucella PCR Test, Brucellosis PCR |
| Sample Type | Whole blood (EDTA tube) |
| Fasting Required | No fasting required |
| Report Time | 8 days |
| Recommended For | All genders and ages; particularly those with suspected brucellosis exposure |
| Price | Starting at ₹2,800 |
What is a Brucella DNA PCR, Qualitative?
The Brucella DNA PCR, Qualitative test detects the genetic material of Brucella bacteria in a blood sample using a method called real-time PCR (polymerase chain reaction).
It is ordered when a doctor suspects brucellosis, a bacterial infection typically acquired from animals or unpasteurised dairy products. Also known as the Brucella PCR Test or Brucellosis PCR, this test analyses a small whole blood sample collected in an EDTA tube.
What Does a Brucella DNA PCR, Qualitative Measure?
The Brucella DNA PCR, Qualitative test looks for one key target in your blood sample. Here is what the test analyses:
| Component | What It Detects | Why It Matters |
|---|---|---|
| Brucella DNA | Genetic material of Brucella bacteria | Confirms whether the bacteria are present in the blood |
The test works by amplifying tiny amounts of bacterial DNA, making even small quantities detectable. It offers high sensitivity and specificity compared to traditional culture methods, and is particularly useful when culture results are inconclusive.
Why is a Brucella DNA PCR, Qualitative Done?
A doctor may order the Brucella DNA PCR, Qualitative test when the clinical picture points to a Brucella infection. The test is relevant across a range of situations.
Common Symptoms That May Require This Test
Brucellosis can mimic the flu, making it easy to overlook. The following symptoms commonly prompt this test:
- Persistent or recurring fever
- Profuse night sweats
- Joint and muscle pain
- Fatigue and general weakness
- Loss of appetite or unexplained weight loss
- Back pain
- Nausea or vomiting
Conditions This Test Can Help Detect
The Brucellosis PCR test can help identify the following conditions:
- Active brucellosis caused by various Brucella species
- Osteoarticular brucellosis, a bone and joint complication affecting up to 85% of patients
- Neurobrucellosis, a neurological complication occurring in roughly 3% to 5% of cases
- Endocarditis (inflammation of the inner lining of the heart)
- Spondylitis (arthritis of the spine) and joint inflammation
Brucella DNA PCR, Qualitative for Chronic Disease Monitoring
This test is also used to monitor patients who have already been treated for brucellosis. Studies show that bacterial DNA levels in blood decrease after two and six months of treatment, and may rise again if the infection relapses. Doctors may repeat the test during or after treatment to confirm the infection has cleared or to detect a recurrence early.
How to Prepare and What to Expect
No special preparation is needed for the Brucella DNA PCR, Qualitative test procedure, but a few simple steps will help ensure the best sample quality.
Do You Need to Fast?
No, fasting is not required before this test. You can eat and drink as normal before your appointment.
Practical Tips Before Your Test
Keep the following points in mind before your sample is collected:
- Bring a detailed clinical history including your symptoms, previous test results, and any relevant medical records, as this is required for the test.
- Tell your doctor about any antibiotics you are currently taking or have recently completed, as these can affect the result.
- Mention any exposure to animals, raw or unpasteurised dairy products, or travel to regions where brucellosis is common.
- The test tends to give the most reliable results when taken two to four weeks after symptoms first appear.
- Wear a short-sleeved or loose-fitting top to allow easy access to the arm for blood collection.
Step-by-Step Procedure
- A trained phlebotomist will clean the inside of your elbow with an antiseptic solution.
- A tourniquet is applied to your upper arm to make the vein easier to locate.
- A small 2 ml blood sample is drawn using an EDTA (lavender-top) tube, which contains a preservative to protect the sample.
- The needle is removed and gentle pressure is applied to the site to stop any bleeding.
- A sterile bandage is placed over the puncture site.
- The sample is labelled and refrigerated at 2 to 8 degrees Celsius before being dispatched to the laboratory for real-time PCR analysis.
Factors That Can Affect Accuracy
- Antibiotic use before sample collection, which can reduce bacterial DNA levels
- Timing of the test relative to when symptoms began
- Natural inhibitors present in blood, which can interfere with PCR amplification
- Quality of DNA extraction and proper storage and transport of the sample
- Dehydration, which can affect overall sample quality
Understanding Your Brucella DNA PCR, Qualitative Results
Results from the Brucella DNA PCR, Qualitative test are reported as either "Detected" or "Not Detected." Your doctor will review these findings alongside your symptoms, travel history, and other investigations.
| Result | Interpretation |
|---|---|
| Not Detected (Negative) | No Brucella DNA found in the sample; suggests no active infection |
| Detected (Positive) | Brucella DNA present; presumptive evidence of brucellosis |
A positive result is considered presumptively diagnostic for brucellosis. However, the CDC notes that it is not definitively diagnostic on its own, and further testing such as blood culture or serology may be recommended. A negative result does not entirely rule out infection if clinical suspicion remains high, as early infection or prior antibiotic use can reduce detectable DNA.
"These ranges are general guidelines. Your doctor will interpret your results based on your age, health history, and other factors. Always consult a qualified healthcare professional for personalised medical advice."
Results During Special Conditions
Recent antibiotic therapy may lower the bacterial DNA load in the blood, potentially producing a false-negative result. Whole blood samples have shown lower sensitivity in some PCR assays compared to serum samples, which is worth noting when interpreting borderline findings.
How to Maintain Healthy Levels
- Avoid consuming unpasteurised milk, raw cheese, or other unprocessed dairy products.
- Ensure meat is cooked thoroughly before eating.
- People who work with animals, including veterinarians, farmers, butchers, and hunters, should use appropriate protective equipment when handling animal tissues or body fluids.
Lupin Diagnostics Brucella DNA PCR, Qualitative Price and Home Collection
The Brucella DNA PCR, Qualitative test is available at Lupin Diagnostics starting at ₹2,800, with home sample collection offered across multiple cities.
| City | Approximate Price (₹) |
|---|---|
| BHOPAL | 2800 |
| CHENNAI | 2800 |
| HYDERABAD | 2800 |
| KOLKATA | 2800 |
| NAVI MUMBAI | 2800 |
| PUNE | 2800 |
Disclaimer: Prices are indicative and may vary by location. Please confirm the current price at the time of booking.
How to Book
- Select the test on the Lupin Diagnostics website.
- Choose your city and preferred time slot.
- Opt for home sample collection by a certified phlebotomist, or visit your nearest Lupin Diagnostics centre.
- Receive your report via email or WhatsApp within the stipulated turnaround time.
Home Collection
Home collection for the Brucella DNA PCR, Qualitative test is available across cities, allowing a trained phlebotomist to collect your blood sample at a time and location convenient for you. All samples are processed in NABL-accredited laboratories staffed by experienced professionals. Your digital report is delivered securely via email or WhatsApp.
Frequently Asked Questions
The Brucella DNA PCR, Qualitative test is used to detect the presence of Brucella bacteria in the blood of people suspected of having brucellosis. It identifies the bacteria's genetic material directly, making it a reliable tool for diagnosing active infection. It can also be used to monitor treatment response or detect relapse.
Brucellosis is a zoonotic disease, meaning it spreads from animals to humans. The most common route of transmission is through consuming unpasteurised dairy products such as raw milk or soft cheese. Direct contact with infected animals or inhalation of contaminated aerosols (particularly in occupational settings) can also cause infection.
No fasting is required. You can eat and drink normally before your sample is collected. However, you should inform your doctor of any recent antibiotic use, as this may affect the test result.
The Brucella DNA PCR, Qualitative test at Lupin Diagnostics has a report turnaround time of 8 days. This accounts for the specialised real-time PCR processing involved. PCR methods are still considerably faster than traditional bacterial culture, which can take several weeks.
Yes, untreated brucellosis can lead to significant complications. The most common is osteoarticular involvement, affecting bones and joints in up to 85% of patients. Neurological complications occur in approximately 3% to 5% of cases. Early detection through a test like the Brucellosis PCR allows for timely clinical management.
You should bring a detailed clinical history, including your current symptoms, duration of illness, any previous test results, and information about animal contact or travel to areas where brucellosis is prevalent. Clinical history is a required part of the testing process for this test.
The test can still be performed, but antibiotic use before sample collection may reduce the amount of bacterial DNA in the blood, potentially affecting the result. Always inform your doctor and the collection team about any current or recent antibiotic treatment so that results can be interpreted accurately.
Brucella DNA PCR, Qualitative: Booking, Price, and Results
