What is a Liver Function Test?
A liver function test checks how well your liver is working. Doctors often call it an LFT. This test measures different chemicals and proteins in your blood. These levels show if your liver is healthy or if there may be a problem. Because your liver helps your body in many ways, keeping it healthy is important. The liver function test is a simple way to check for liver issues early.
Why is a Liver Function Test Done?
Doctors order a liver function test for many reasons. Sometimes, they want to check your liver before starting a new medicine. Other times, they may look for signs of liver disease. For example, if you have symptoms or a family history of liver problems, your doctor may suggest this test. Also, people with certain health conditions, like diabetes or high blood pressure, may need regular liver checks.To check for liver infections, such as hepatitisTo monitor ongoing liver diseasesTo see if medicines are affecting your liverTo check for damage from alcohol useTo find out why you have symptoms like yellow skin or tiredness
Common Symptoms Leading to a Liver Function Test
Sometimes, your body gives signs that your liver may not be healthy. If you notice these symptoms, your doctor may suggest a liver function test. Early testing can help find problems before they get worse. Here are some common symptoms:Yellowing of the skin or eyes (jaundice)Feeling very tired or weakLoss of appetiteDark urine or pale stoolSwelling in your belly or legsNausea or vomitingItchy skin
How is the Test Performed?
Getting a liver function test is simple and quick. First, a nurse or technician will clean your arm. Next, they will use a small needle to take a blood sample. The process usually takes only a few minutes. Afterward, you can go back to your normal activities. Sometimes, you may need to fast for a few hours before the test. Your doctor will tell you if this is needed. The blood sample goes to a lab, where experts check it for different liver markers.
Understanding Your Liver Function Test Results
When your results come back, your doctor will explain them. The test looks at several things, including:ALT and AST: These are enzymes. High levels may mean liver damage.ALP: This enzyme can rise with liver or bone problems.Bilirubin: High levels can cause yellow skin and may show liver issues.Albumin: This protein helps keep fluid in your blood. Low levels may mean your liver is not working well.
Because many things can affect these numbers, only a doctor can give you a clear answer. Sometimes, a small change is not a problem. However, big changes may need more tests or treatment. For more details, you can visit trusted sites like the CDC or WHO.
What to Do if Results Are Abnormal
If your liver function test results are not normal, do not panic. Many things can cause changes in your liver tests. For example, some medicines or even a recent illness can affect your results. Your doctor may ask you to repeat the test or do more checks. Sometimes, you may need to change your diet or stop certain medicines. In other cases, your doctor may suggest more tests to find the cause. Always follow your doctor’s advice and ask questions if you are unsure.
Prevention and Lifestyle Tips for Liver Health
Keeping your liver healthy is possible with simple steps. Even small changes can make a big difference. Here are some easy tips for better liver health:Eat a balanced diet with fruits, vegetables, and whole grainsLimit alcohol and avoid illegal drugsExercise regularly to keep a healthy weightWash your hands to prevent infectionsGet vaccinated for hepatitis if your doctor suggests itTake medicines only as directed by your doctor
Because your liver works hard every day, these habits help protect it. For more liver health tips, you can check resources from the World Health Organization or the Centers for Disease Control and Prevention.
Conclusion
In summary, a liver function test is a simple and effective way to assess your liver’s health. At Lifecure Labs, timely testing is recommended if you have symptoms or risk factors to detect any liver issues early. Early intervention can prevent serious complications and improve long-term health.
Consult a healthcare professional at Lifecure Labs for personalised advice about your liver health or test results.