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    What is Gamma Glutamyl Transferase (GGT) Test?

    The gamma-glutamyl transferase (GGT) test measures the amount of GGT, an enzyme that is primarily concentrated in the liver. Enzymes are proteins that catalyze essential reactions in the body. While GGT can be found in various tissues, it is especially prevalent in the liver, where it helps protect cells from damage.

    This blood test is a key tool for evaluating liver health and identifying problems such as liver damage or blockages in the bile ducts. The bile ducts play a critical role in transporting bile, a liver-generated fluid that supports digestion. High GGT levels in the blood are often linked to liver disease, bile duct obstruction, or damage caused by alcohol, medications, or other medical conditions impacting the liver, pancreas, or heart. GGT testing is frequently done in conjunction with other liver tests, like the alkaline phosphatase (ALP) test.

    If you wish to evaluate your liver health, Gamma Glutamyl Transferase (GGT) testing is accessible from the comfort of your home. Orange Health Labs provides home-based GGT testing services in Delhi.

    Gamma Glutamyl Transferase (GGT) Test Parameters

    The GGT test measures a single factor: the concentration of GGT in the blood. This enzyme is a critical indicator of liver dysfunction and can also suggest alcohol use disorder. In addition to its diagnostic utility, GGT plays a vital role in shielding the body from the harmful effects of free radicals. It does this by breaking down glutathione, a protective compound, into smaller components that are then used by the cells.

    Elevated GGT levels usually point to damage in the bile ducts (the liver's channels for transporting bile) or other liver abnormalities. Common causes include liver diseases, excessive alcohol intake, or the use of certain medications. These conditions can raise free radical activity and lower glutathione levels, reducing the body’s ability to counter harmful substances. Therefore, GGT is an important marker for evaluating health risks.

    Gamma Glutamyl Transferase (GGT) Test Preparation

    Preparing for a GGT test at home is simple and requires minimal effort. Here’s what you need to know:

    • Prerequisites There are no special requirements, such as fasting, before taking the GGT test.

    • Best Time to Get Tested The test can be conducted at any time of day, offering flexibility based on your routine.

    • Who Should Get a GGT Test The GGT test is particularly useful for individuals with symptoms of liver problems, such as yellowing of the skin or eyes (jaundice), abdominal discomfort, or unexplained fatigue. It is also helpful for those with a history of significant alcohol consumption or who use medications that could affect liver health. Individuals with existing liver conditions or chronic diseases like diabetes or heart disease that may impact liver function should also consider the test for ongoing monitoring.

    • Cautions Before Taking a GGT Test Alcohol consumption and some medications can influence test results. It’s advisable to refrain from alcohol for 24 hours before the test and share details of any medicines you’re taking with your doctor. Drugs like acetaminophen, phenytoin, and phenobarbital may increase GGT levels, while others like birth control pills and clofibrate can decrease them. If you’ve recently experienced illness or undergone surgery, inform your doctor, as these factors may affect the test outcome.

    Why Take the Gamma Glutamyl Transferase (GGT) Test?

    The GGT test plays a key role in evaluating liver function and diagnosing various liver-related conditions. It is widely used to assess liver and bile duct health and proves helpful in the following situations:

    • Diagnosing liver conditions and identifying any liver damage.

    • Detecting blockages in the bile ducts.

    • Screening for alcohol use disorder (AUD), as GGT levels rise with alcohol consumption.

    • Clarifying whether high GGT levels are linked to liver issues or bone-related problems.

    • Assessing symptoms such as yellowing of the skin and eyes (jaundice), abdominal discomfort, fatigue, nausea, and persistent itching.

    • Providing additional insights after abnormal results from other liver function tests, like ALP, to determine the underlying cause.

    FAQs on Gamma Glutamyl Transferase (GGT) Test in Delhi

    The Gamma Glutamyl Transferase (GGT) test in Delhi is priced at ₹230. The fee includes home sample collection, which will occur within 60 minutes of scheduling the test.

    Yes, home sample collection is available. After booking, a trained eMedic will arrive within 60 minutes to collect your sample.

    This test evaluates liver function, aids in diagnosing liver conditions, identifies bile duct blockages, and helps monitor alcohol use disorder. It also distinguishes liver-related issues from bone conditions.

    Fasting is not required prior to the GGT test.

    To book the test:

    • Locate the test on the Orange Health website.

    • Review the test details, verify prerequisites, and input your location.

    • Schedule a time for home sample collection.

    • Sample collection is done by an eMedic at your location.

    • Lab analysis takes place in an ICMR and NABL-accredited lab.

    • Results are shared via email, WhatsApp, or the Orange Health app within 6 hours.

    GGT levels in adults usually range between 15 and 73 IU/L, although specific values may vary by laboratory. Elevated results may suggest liver dysfunction or bile duct issues.

    Your sample will be collected within 60 minutes of booking, and the results will be delivered within 6 hours after collection.

    The frequency depends on your health requirements, with annual or more frequent tests suggested for monitoring liver conditions or ongoing risks.

    The test measures the Gamma Glutamyl Transferase enzyme concentration in the bloodstream.

    You can get a Gamma Glutamyl Transferase (GGT) test done with the added convenience of home sample collection at multiple locations in Delhi, including major localities like Connaught Place, Chandni Chowk, Karol Bagh, Lajpat Nagar, South Extension, Greater Kailash, Hauz Khas, Saket, Vasant Kunj, Dwarka, Rohini, Pitampura, Janakpuri, Rajouri Garden, 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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    References

    1. Gamma-glutamyl Transferase (GGT) Test [Internet]. 2. ‌Gamma-glutamyl transferase (GGT) Blood Test. [Internet]. Cleveland Clinic.  Available from:  https://medlineplus.gov/lab-tests/gamma-glutamyl-transferase-ggt-test/
    2. ‌3. Whitfield JB. Gamma Glutamyl Transferase. Critical Reviews in Clinical Laboratory Sciences [Internet].  Available from:  https://pubmed.ncbi.nlm.nih.gov/11563810/
    3. ‌Gamma-glutamyl transpeptidase (GGT) blood test Information | Mount Sinai - New York [Internet].  Available from:  https://www.mountsinai.org/health-library/tests/gamma-glutamyl-transpeptidase-ggt-blood-test
    4. ‌ 5. Gamma-Glutamyl Transpeptidase - Health Encyclopedia - University of Rochester Medical Center [Internet].  Available from:  https://www.urmc.rochester.edu/encyclopedia/content.aspx?contenttypeid=167&contentid=gamma_glutamyl_transpeptidase