What causes an abnormal test of liver function?

The patient could have an abnormal liver test for many reasons. In general, increasing these laboratory tests are caused by liver damage. Many infections, including infections caused by hepatitis viruses, cause these tests to be abnormal. Drugs or other substances toxic to the liver can also cause abnormal results. Diseases from the liver, including non -alcoholic steatohepatitis, can also cause abnormal tests of liver functions. Viruses, including hepatitis A, hepatitis B, hepatitis C and hepatitis E, can cause acute or chronic changes in liver function tests. For this reason, most patients with increased liver tests will have blood testing test to evidence of infection with these viruses. Other viruses, including the Epstein-Barr virus (EBV), cytomegalovirus (CMV) and the virus of human immunodeficiency (HIV), can damage the liver. Bacterial infections and parasitic VFections may also infect the liver, but viruses tend to infect this organ more often compared to other types of pathogens.

Many different drugs or other ingested substances can cause an abnormal liver function test. Alcohol is very toxic to the liver and usually affects the ability of the liver to perform its work. Drugs including acetaminophene, drugs in the class of statin of drugs, methotrexate and chemotherapeutic substances are also common causes of increasing in these tests. Even natural remedies, including herbs and vitamins, could cause liver damage. For this reason, doctors must examine the reason why the patient has an abnormal liver test, and must carefully question the patient any medication and other substances taken over in recent months.

Another disease from the liver could also cause an abnormal liver function test. Ne-au of many patients with obesity, diabetes or elevated blood cholesterol or increased blood cholesterol levels cause a slight increase in the liver tests, and the oneThis causes a slight increase in the liver test. This is one of the most common liver diseases that cause patients to have abnormal laboratory results. In these test results, they could also cause increased test results, rare diseases such as Wilson's disease, alpha-1-antitrypsin diseases, hemochromatosis, autoimmune hepatitis and primary biliary cirrhosis. Doctors could often check these diseases after some other, more common causes of abnormalities of liver function have been excluded.

patients who are seriously ill may have an abnormal liver function test for other reasons. Reduced blood flow to the liver, whether from heart failure or severe infection, causes a drastic increase in the level of liver enzymes in the blood. For this reason, it is best to check the liver function when the patient is otherwise healthy in the Order to prevent recording height that was present only because of acute severe illness.