Widal Test
No preparation required
General Physician/Internal Medicine
Test(s) Included (4)
- Widal Test
4 tests included
About

BLOOD

Both

7 years & above
Widal Test - Price, Purpose, Range & Reports
Test Overview
Sample Type | Blood |
Reports Delivery | Reports available within 24 hours |
Price/Cost | 355 |
Number of Tests Included | 4 |
What is a Widal Test (Slide Method)?
The Widal test, commonly conducted as the Widal test slide method, is a serological examination primarily used to detect typhoid fever and enteric fever. These infections are commonly caused by Salmonella typhi and Salmonella paratyphi, bacteria that typically enter the human body through contaminated food or water. In India, this blood test for typhoid is frequently recommended when an individual experiences prolonged high fever, abdominal discomfort, headaches, and reduced appetite.
The full form of the Widal test is Widal Agglutination Test. Simply put, the Widal test slide method detects specific antibodies generated by the immune system in response to typhoid-causing bacteria. A positive result may indicate an active or recent infection, enabling doctors to prescribe timely and appropriate treatment. The slide Widal test is thus widely used to confirm suspected cases of typhoid fever and to rule out other conditions that can mimic similar symptoms, such as malaria or dengue.
For accurate and prompt diagnosis, you can easily locate reliable labs offering this test by searching online for a slide Widal test near me.
Understanding the Widal Test Price (Slide Method)
When you need a Widal test, it's essential to understand its pricing structure. Pricing for such medical tests is influenced by various factors, and knowing what these elements are can help you make an informed decision. Here are some key aspects that can impact the Widal test price:
- Test Demand: The Widal test price may fluctuate based on seasonal trends. During periods when typhoid cases surge, such as the monsoon season, there could be a slight rise in the overall Widal test cost due to higher demand.
- Seasonal Demand: The Widal test price may fluctuate based on seasonal trends. During periods when typhoid cases surge, such as the monsoon season, there could be a slight rise in the overall Widal test cost due to higher demand.
- Comprehensive Inclusions: Many diagnostic centres offer comprehensive test packages that include the Widal test slide method along with other relevant tests like CBC (Complete Blood Count) and LFT (Liver Function Test). Such bundled services may cost more than a standalone slide Widal test. Additional services such as home sample collection, post-test doctor consultations, and swift report delivery may also influence the final cost. Ensure clarity on what the S Widal test cost entails.
- Laboratory Quality: Reputable diagnostic labs equipped with advanced technology, stringent quality controls, and experienced pathologists may charge a slightly higher Widal test slide method price, but they offer greater accuracy and reliable reporting.
- Discounts and Promotions: Many providers, including Apollo 24|7, frequently offer discounts and health packages that help reduce your overall Widal test cost significantly.
Apollo 24|7 offers competitive rates for the Widal test slide method while ensuring excellent service quality. Before opting for a Widal test near me, consider comparing prices across cities.
What is the Purpose of Widal Test (Slide Method)?
The Widal test is done for diagnosing typhoid fever, a common illness in India. Specifically, the slide method is a simplified version of the traditional diagnostic test. Here’s a deeper look into its purpose:
- Identifying Typhoid: The main purpose of the Widal test for typhoid is to detect Salmonella Typhi, the bacterium responsible for typhoid.
- Establishing Diagnosis: This widal blood test checks for two types of antibodies in your blood – O and H. Their presence suggests exposure to the typhoid-causing bacteria.
- Treatment Decisions: A Widal test positive result guides your doctor in deciding the best treatment. If the result falls within the Widal test normal range, typhoid might be ruled out.
Who Should Get a Widal Test (Slide Method) Test Done?
Determining the need for a Widal Test, often known as the slide Widal test, is a common diagnostic procedure for typhoid fever. Therefore, it's worth considering if you exhibit certain signs or symptoms:
- High Fever: Typhoid fever often causes a high temperature which can last for several days. If you've had a persistent fever and over-the-counter medications aren't helping, your doctor may recommend a typhoid blood test.
- Weakness and Fatigue: Typhoid can make you feel extremely tired and weak. If you're experiencing unusual fatigue, it could be a sign of an underlying infection.
- Digestive Problems: Symptoms such as stomach pain, constipation or diarrhoea could also point towards typhoid fever ans may suggest a widal blood test.
- Loss of Appetite: Not feeling like eating is another common sign that you may need to get the s Widal test.
- Headaches or Confusion: These neurological symptoms can occur in severe cases of typhoid fever.
Components of a Widal Test (Slide Method)
The widal test list is a common diagnostic procedure used in India to detect typhoid and paratyphoid fever. The slide method is one of the ways this test is performed, often referred to as the 'slide Widal test'. The Widal test hinges on the detection of certain antigens in your blood sample. They include:
- Salmonella Typhi ‘O’: Detects the ‘O’ antibodies that respond to the somatic antigen of S. typhi.
- Salmonella Typhi ‘H’: Identifies ‘H’ antibodies which indicate the flagellar antigen response of S. typhi.
- Salmonella Paratyphi A ‘H’: Checks for ‘H’ antibodies against S. paratyphi A, suggesting possible paratyphoid A infection.
- Salmonella Paratyphi B ‘H’: Detects ‘H’ antibodies for S. paratyphi B, which can indicate a paratyphoid B infection.
- The widal test means detecting antibodies against these antigens. The ‘O’ and ‘H’ antigens pertain to Salmonella Typhi, while Paratyphi A and B indicate Salmonella Paratyphi. Rising O antibody levels usually suggest an ongoing infection. High H antibody levels help in identifying the type of enteric fever. A Widal test positive means a potential case of typhoid, but it’s not always conclusive and should be interpreted in clinical context.
Understanding Widal Test (Slide Method) Test Report
Below are the widal test meaning, i.e., low, high and borderline widal test normal range values, measured by this diagnostic test:
The Widal test interpretation helps clinicians make a differential diagnosis. A Widal test positive meaning is often associated with infection, while a Widal test negative means no signs of current infection.
Preparation and Procedure for the Widal Test (Slide Method) Test Report
Before undergoing this test, it's essential to understand the dengue rapid test preparation and procedure involved in ensuring accurate results. Widal test interpretation is necessary to understand the test.
A. How is Widal Test (Slide Method) Test Done?
Before you go ahead with the Widal test, it's crucial to understand its purpose, preparation and the procedural steps involved. Here is a simplified step-by-step guide on how the Widal test procedure is performed:
- The Widal test procedure or typhoid blood test procedure begins with a simple blood sample collection. A healthcare worker will gently tie an elastic band around your arm to improve the blood flow in that area. This facilitates the easy drawing of blood.
- An antiseptic solution is used to clean the area where the needle will be inserted. This ensures that the site is germ-free and reduces any chance of infection.
- Once the area is appropriately sterilised, a thin needle is carefully inserted into a vein in your arm to draw out a small amount of blood. While this procedure typically causes minor discomfort, it's over within just a few minutes.
- The collected blood sample is then sent for laboratory analysis using the Widal test procedure, primarily aimed at detecting typhoid infection in your body. This typhoid blood test is quick and relatively painless.
- The time taken for you to get your s Widal test results can vary depending on factors such as the lab's workload and operational hours. However, generally, you can expect your results within 10 hours.
B. Is Fasting Required for a Widal Test (Slide Method)?
Grasping the necessity of fasting before s widal test is fundamental to ensuring precise results. Here's a breakdown of whether fasting is required and its potential impact on the test:
- Fasting is primarily required when certain components in your food can interfere with the tests. In the case of a Widal test for typhoid, food consumption does not have any such impact.
- Doctors usually suggest taking enough fluids before going for any blood test, including the slide Widal test, to ensure smooth sampling. Dehydration may make vein access difficult.
- While you don't need to fast before going for a Widal blood test, always follow your doctor's instructions as they are familiar with your medical history and would give personalised advice. They will guide you on the preparation and Widal test purpose and inform you about anything that could impact the test's effectiveness.
C. What Time of the Day Should I Undergo a Widal Test (Slide Method)?
Choosing the right time to undergo a Widal lab test can be an essential factor influencing the accuracy of the results. Here's a breakdown of the recommended timing for scheduling this examination:
- To achieve accurate results from your Widal test for typhoid, it's generally recommended to undergo this procedure around 7-14 days after the onset of fever. This timing allows for significant antibody production in your body against the infection.
- Although you can schedule this appointment at any time during the day, you must consider your convenience and comfort level while booking.
- However, it's essential to follow any specific instructions given by your doctor regarding when you should go for the Widal lab test. They will advise based on your symptoms and overall health condition.
- This comprehensive guide answers your questions about what is Widal test, widal test procedure, Widal test positive means, and more. Whether you're looking for the widal test meaning, widal test interpretation, or searching for a Widal test near me, use this resource to understand all you need to know about this common blood test for typhoid.
Booking Widal Test (Slide Method) Online & Accessing Reports
This section outlines the steps to book a Widal test slide method on Apollo 24|7 and how to access your reports online.
A. What are the Steps to Schedule a Widal Test (Slide Method) Test on Apollo 24|7?
The process of booking a Widal test online is quite user-friendly. Here's how you can do it:
- Visit the Apollo 24|7 Website or App: Start by accessing the Apollo 24|7 website or app.
- Search for the Widal Test: Use the search bar to look for 'Widal test'. You will then be directed to a dedicated page for this test.
- Choose Your Preferred Time and Location: Once you're on the Widal test page, select a time slot and location according to your convenience for sample collection.
- Provide Necessary Details: The next step involves providing all the necessary details required by the platform for finalising your booking.
- Wait for Confirmation: After successfully submitting your booking request, wait for a confirmation message from Apollo 24|7, confirming that your request has been processed correctly.
B. How do I Access my Widal Test (Slide Method) Test Results Online on Apollo 24|7?
Once you've undergone the s Widal test, it's important to know how to access your results. Following is how you can view these on Apollo 24|7:
- Await Notification from Apollo: You will first receive a notification from Apollo 24|7 once your Widal test results are ready.
- Log into Your Account: Use your credentials to log in to your account on their platform, either through their website or application.
- Navigate to Reports Section: Post logging in, go to the 'Reports' section on your dashboard.
- Access Your Widal Test Report: You will find all your medical reports here. Navigate to the Widal test report.
- Download the Report: The platform allows you to download an electronic copy of your report for future reference or for consultations with your doctor.
Frequently Asked Questions (FAQs)
If my Widal Test (Slide Method) blood test results are positive, what are the next steps? Should I consult a specialist or make specific lifestyle changes?
If your Widal test is positive, consult a doctor for further evaluation and confirmatory testing. Do not attempt self-diagnosis or treatment based solely on the Widal test result. Positive widal test means typhoid fever, but it's not definitive. It is important knowing the widal test positive meaning.
Are there any alternative or complementary tests to consider alongside a Widal Test (Slide Method)?
Your doctor might recommend additional tests such as Complete Blood Count (CBC) or Stool Culture along with blood test for typhoid based on your health condition for a more comprehensive assessment.
Are there any emerging technologies or advancements in the Widal Test (Slide Method) that I should be aware of?
There are no significant emerging technologies or advancements in the Widal test (Slide Method) that you should be aware of. The Widal test is used for diagnosing typhoid fever and it remains a widely used and accepted method, but it has some limitations, such as low sensitivity and specificity.
Can I drink water before a Widal Test (Slide Method)?
Yes, you can drink water before undergoing the Widal test for typhoid.
How long does my Widal Test (Slide Method) result stay positive?
The duration for which a Widal test result stays positive can vary depending on individual health conditions and hence, it’s better to consult with your doctor for accurate information. However, typically, the Widal test Slide Method result can stay positive for several weeks or even months after the infection has cleared.
How accurate is the Widal Test (Slide Method) for the diagnosis of typhoid?
The accuracy of the Widal test can vary as it is a presumptive diagnostic tool. It's always best to consult with your doctor if you have any doubts regarding your results.
What are the two types of Widal test?
In India, the S Widal test, as it's popularly referred to, comes in two variants: Slide Widal test and tube Widal test. The slide test is qualitative, while the tube test is quantitative.
What is a WIDAL Test Cost?
The cost of the Widal test typically ranges from ₹___ to ₹___, depending on the diagnostic center, location, and facilities offered.
What does Widal Test 1:160 means?
Widal test 1:160 means that the patient's blood serum, when diluted 160 times, still shows agglutination (clumping) in reaction to Salmonella antigens. This suggests the presence of antibodies against the bacteria that cause typhoid or paratyphoid fever.
What if the Widal test is negative?
A typhoid blood test or Widal test negative means no significant antibodies were detected, suggesting the absence of an active typhoid infection. However, if symptoms persist, further tests may be needed for confirmation.
Is the WIDAL test done without food?
Fasting is not required for the Widal test. You can take the test at any time of the day, regardless of food intake.
Why is the Widal test performed?
The Widal test is done to detect antibodies against Salmonella bacteria, which cause typhoid and paratyphoid fever. It helps diagnose and monitor the infection.
When is the Widal test recommended?
Doctors recommend the Widal test if a person has symptoms of typhoid fever, such as prolonged fever, weakness, abdominal pain, or loss of appetite, especially after exposure to contaminated food or water.
How is the Widal test conducted?
A blood sample is collected and mixed with specific antigens to check for agglutination (clumping). The degree of agglutination helps determine the presence and level of antibodies against typhoid bacteria.
Can a Widal test differentiate between current and past infections?
No, the Widal test detects antibodies but cannot reliably distinguish between a current infection, past exposure, or vaccination response. Additional tests may be needed for confirmation.
Are there any factors that can affect Widal test results?
Yes, factors such as recent typhoid vaccination, previous infections, underlying diseases, or cross-reactions with other bacteria can affect test accuracy, sometimes leading to false-positive or false-negative results.
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The information mentioned above is meant for educational purposes only and should not be taken as a substitute to your Physician’s advice. It is highly recommended that the customer consults with a qualified healthcare professional to interpret test results