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    What is a Prothrombin Time (PT/INR) Test?

    The Prothrombin Time (PT) test measures how quickly blood clots form, a critical function that helps prevent excessive bleeding from injuries. This process relies on various clotting factors, which are proteins that help transition blood from a liquid to a solid (clot). Prothrombin, a specific clotting factor, is evaluated through the PT test to assess its role in the clotting process. This test is frequently used to monitor individuals on anticoagulants such as warfarin and to diagnose different blood disorders. It may also be required before surgical procedures to check for normal clotting. A high PT reading could indicate a problem with blood clotting, suggesting that your blood is clotting slower than it should.

    If you are in Delhi and have concerns about blood clotting issues, get a Prothrombin Time (PT) test in Delhi. This can help detect disorders early and enable prompt treatment initiation.

    Prothrombin Time (PT/INR) Test Parameters

    The Prothrombin Time (PT) test evaluates a single factor: the time it takes for blood to clot. Results can be presented in seconds or, more commonly, as the International Normalised Ratio (INR).

    In the clotting process, when bleeding occurs, platelets and clotting factors, including prothrombin produced by the liver, cooperate to form a clot. Prothrombin's conversion to thrombin is a critical step in clot formation. A delay in this conversion may signal a blood clotting disorder.

    Prothrombin Time (PT/INR) Test Preparation

    Before arranging a Prothrombin Time (PT) test at home, keep the following considerations in mind:

    • Prerequisites

    No fasting is required for the PT test.

    • Best Time to Get Tested

    The PT test can be performed at any time of day.

    • Who Should Get a PT Test

    A PT test is recommended if you show symptoms of a bleeding disorder, such as frequent nosebleeds, easy bruising, or excessive bleeding. It is also advised if you are taking blood thinners like warfarin to ensure correct dosing. Additionally, a PT test might be needed prior to surgery to verify normal clotting and prevent post-surgical bleeding complications.

    • Cautions Before Taking a PT Blood Test

    No specific precautions are generally necessary for the PT test. However, several factors may affect your PT/INR results, including:

    • Alcohol consumption

    • Medications (e.g., certain antibiotics, oral contraceptives)

    • Vitamin K intake (from supplements or dietary sources)

    • A high-fat diet

    Always consult with your doctor before making any changes to your medications or dietary habits.

    Why Take the Prothrombin Time (PT/INR) Test

    The Prothrombin Time (PT) blood test measures how well your blood clots and is used for several key reasons:

    • Monitor Warfarin Therapy : For individuals taking the blood thinner warfarin, the PT test is important for ensuring that the dosage is appropriate to prevent dangerous clot formation.

    • Diagnose Bleeding and Clotting Disorders : The PT test can help identify conditions leading to abnormal bleeding or clotting.

    Symptoms of a bleeding disorder may include:

      Symptoms of a clotting disorder may include:

      • Plan for Surgery : The PT test helps verify that your blood clots normally before undergoing surgery, which helps to minimise the risk of excessive bleeding during the procedure.

      • Check Liver Function : Since prothrombin is produced by the liver, the PT test can be used to detect liver conditions and assess the severity of liver disease.

      • Detect Vitamin K Deficiency : Vitamin K is crucial for proper blood clotting, and the PT test can reveal whether you have a deficiency in this vitamin.

      Please note: The PT test is commonly used with the Partial Thromboplastin Time (PTT) test. While the PT test evaluates certain clotting factors, the PTT test provides additional information on other clotting components, giving a comprehensive assessment of your clotting ability.

      Prothrombin Time (PT/INR) Test Results & Interpretation

      The table below provides the normal values for the Prothrombin Time (PT) test for the general population and for individuals undergoing warfarin therapy.

      Test RangeNormal Range
      Prothrombin Time (PT)12.3 to 15.1 sec
      Prothrombin Time (PT INR)0.8 to 1.2 for Normal Population 2.0 to 3.0 for Standard Warfarin Therapy 3.0 to 4.5 for High-Dose Warfarin Therapy

      Note: The INR is calculated based on the PT results.

      Abnormal Levels

      For Non-Warfarin Users

      A high PT/INR result means your blood clots more slowly than usual, which could indicate:

      • A bleeding disorder

      • Vitamin K deficiency

      • Liver dysfunction

      A low PT/INR level indicates faster blood clotting, which might be due to:

      • A clotting disorder where clots form excessively or do not dissolve correctly

      • High Vitamin K intake from supplements or diet

      • Certain medications, including hormonal pills

      For Warfarin Users

      If you are on warfarin, an abnormal INR level (whether high or low) could be due to:

      • Incorrect warfarin dosage

      • Consumption of foods or beverages that affect warfarin, such as spinach, kale, cranberry juice, or alcohol

      • Prescription medications that alter INR levels

      • Interactions with over-the-counter drugs like cold medications or vitamin supplements

      To interpret PT/INR results, your doctor will review your symptoms, medical history, and additional blood tests. They typically consider both PT and PTT results to determine the need for further testing and diagnosis.

      FAQs on Prothrombin Time (PT/INR) Test in Delhi

      The PT test price is ₹ 320. This cost covers the quickest home sample collection within 60 of booking, and the reports are available in 6 hours.

      Yes, Orange Health Labs can arrange for home sample collection for the PT test in Delhi. You can expect your sample to be collected at home within 60 minutes of making a booking, depending on available slots.

      A PT test is utilised to measure blood clotting efficiency, screen for bleeding disorders, oversee warfarin treatment, evaluate liver function, and detect any lack of vitamin K.

      No, you do not need to fast for the PT blood test.

      Booking a blood test or health checkup through our platform involves the following steps:

      • Find the Test : Search for the Prothrombin Time (PT) test in Delhi or at home and go to Orange Health’s page.

      • Review and Verify : Choose the test, review the prerequisites, provide your location, and finalise your booking by selecting a time for sample collection.

      • Collection of Sample : At the scheduled time, a qualified eMedic will visit your home to collect the sample.

      • Lab Processing : The sample will be dispatched to our ICMR-approved and NABL-accredited laboratories for processing.

      • Receive Results : You will receive your results via email or WhatsApp within 6 hours, and they will also be available through our app.

      The normal levels for a PT test are:

      • PT: 12.3 to 15.1 seconds

      • PT INR:

      • Normal Population: 0.8 to 1.2

      • Standard Warfarin Therapy: 2.0 to 3.0

      • High-Dose Warfarin Therapy: 3.0 to 4.5

      Upon booking a PT test, Orange Health Labs will collect your sample within 60 minutes, and the home collection usually takes just a few minutes. Your test results will be delivered online within 6 hours.

      Your doctor will guide the appropriate frequency of PT tests according to your specific condition.

      The PT test focuses on one aspect: the duration it takes for blood to clot.

      With Orange Health, you can get the PT test quickly and conveniently at home throughout Delhi, without needing to visit a physical lab. Our services cover multiple localities, including but not limited to Connaught Place, Chandni Chowk, Karol Bagh, Lajpat Nagar, South Extension, Greater Kailash, Hauz Khas, Saket, Vasant Kunj, Dwarka, Janakpuri, Rajouri Garden, Rohini, Pitampura, Mayur Vihar, Preet Vihar, Shahdara, Laxmi Nagar, Green Park, Safdarjung Enclave, Defence Colony, New Friends Colony, Kalkaji, Malviya Nagar, Nehru Place.

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      Payment & Refund Policy

      • We do not accept cash payments
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      References

      1. Prothrombin Time [Internet]. University of Rochester Medical Center. [cited 2024 Aug 01].  Available from:  https://www.urmc.rochester.edu/encyclopedia/content.aspx?contenttypeid=167&contentid=pt_prothrombin_time
      2. Prothrombin Time Test [Internet]. Cleveland Clinic. [cited 2024 Aug 01].  Available from:  https://my.clevelandclinic.org/health/diagnostics/prothrombin-time-test
      3. Prothrombin time (PT) [Internet]. Medline Plus. [cited 2024 Aug 01].  Available from:  https://medlineplus.gov/ency/article/003652.htm

      Prothrombin Time (PT/INR) Test in Delhi

      Test NameProthrombin Time (PT/INR) Test
      PriceThe Prothrombin Time (PT) test price is ₹ 320.
      Also Known AsProthrombin time/International Normalised Ratio, PT/INR, Prothrombin time/PT, Pro time.
      PurposeTo measure time required for blood to clot.
      Pre-test InformationFasting is not required for Prothrombin Time (PT) test
      Report DeliveryGet reports within 6 hours.
      FrequencyAs prescribed by your doctor.
      Home TestingYes, home blood sample collection in 60 minutes from booking.
      Sample RequiredA blood sample is required for a Prothrombin Time (PT) test.

      Prothrombin Time (PT/INR) Test Price in Delhi

      The Prothrombin Time (PT) test cost in Delhi is ₹ 320. This Prothrombin Time (PT) test price includes the fastest home sample collection within 60 minutes of booking, and the reports are available in 6 hours.

      Related Tests and Packages

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      Orange Health Labs: Who Are We

      Welcome to Orange Health Labs! Experience the convenience of a high-quality diagnostic laboratory, within the comfort of your home. We provide laboratory services that bring cutting-edge diagnostics right to your doorstep, ensuring you have easy access to essential healthcare solutions. We are your trusted partners, backed by certifications, ensuring top-notch accuracy and quality. With a track record of exceeding 1,000,000 tests, our credibility is trusted by healthcare professionals. So, get ready to embrace the luxury of premium diagnostics without stepping out of the comfort of your home – because your well-being deserves nothing but the best.

      Steps to Book a Test/ Health Package

      Say goodbye to long queues and hello to hassle-free blood sample collection from our certified pathology lab right at your doorstep. Here's a straightforward step-by-step guide: • Visit www.orangehealth.in or use the Orange Health Lab Test At Home app. • Provide your details through the platform. • Skilled, trained, and vaccinated eMedics will reach you within 60 minutes or as per your chosen time slot. • Collected samples will be sent straight to our certified pathology laboratory for testing. • Expect your test reports via WhatsApp & Email within 6 hours, based on the tests done. • You can also conveniently access your reports on our app for easy reference.

      About The Brand

      Our view on healthcare is that, like much else, it should reach our homes – conveniently and affordably. We believe being connected to your doctor matters. A personal connect and context in healthcare cannot be replaced. Effective medicine will be when online and offline worlds combine. Our efforts will be to create services and products that doctors can use with their patients in clinic or remotely at their homes to better assess and diagnose patients' health and provide the right treatment.

      Frequently Asked Questions

      Q1

      Why should you choose Orange Health Labs over other pathology labs?

      Orange Health Labs stands out as the fastest diagnostic lab in town. From rapid at-home testing to expert eMedics, we blend cutting-edge diagnostics with comfort. With trusted certifications for our lab, we're your trusted path to accurate results. Experience health on your terms!
      Q2

      How does home collection within 60 minutes work?

      We guarantee home pathology services within just 60 minutes from order placement in Bangalore, Delhi, Gurugram, Noida, Hyderabad, Faridabad, and Mumbai. Our skilled, vaccinated eMedics, following your chosen schedule, will arrive at your door. Your sample will be carefully handled, maintained at the right temperature, and transported to our certified labs. And rest assured, the results will reach you with even greater speed!
      Q3

      How are reports delivered?

      You will receive your reports via WhatsApp within 6 hours for most tests with our diagnostic laboratory. Additionally, you can access and view the reports on our app at any time.
      Q4

      What are the modes of payment available for booking?

      We offer a range of convenient payment options for our home pathology services. These include UPI, Mastercard, Visa card, Debit cards, and Credit card options. The choice is yours!
      Q5

      Can I cancel a test booking?

      You can cancel the booking from the Order Tracking Page on our app. Also, you can reach out to customer support via WhatsApp at 9008111144. We're here to help, and we'll get back to you in a flash!
      Q6

      Can I reschedule a booked test?

      If the need to reschedule a booked test arises, you can reschedule the booking from the Order Tracking Page on our app. Also, you can reach out to customer support via WhatsApp at 9008111144. Our team is primed to swiftly address your queries and provide the support you seek.