What does negative liver function mean?
In medical examinations, liver function testing is an important means to evaluate liver health. Many people may be confused when a test result shows "negative liver function." This article will explain the meaning of this term in detail, and combine it with the hot topics and hot content on the Internet in the past 10 days to help readers better understand the relevant knowledge of liver function testing.
1. The meaning of negative liver function
Negative liver function usually means that all indicators of liver function tests are within the normal range and no abnormalities are found. This means there is currently no significant inflammation, damage or dysfunction in the liver. The following are common liver function indicators and their normal ranges:
| Indicator name | normal range | abnormal meaning |
|---|---|---|
| Alanine aminotransferase (ALT) | 7-40U/L | Elevated levels may indicate liver cell damage |
| Aspartate aminotransferase (AST) | 13-35U/L | Elevated levels may be associated with liver disease or heart muscle damage |
| Total bilirubin (TBIL) | 3.4-20.5 μmol/L | Elevated levels may indicate jaundice or cholestasis |
| Albumin (ALB) | 35-55g/L | Lower levels may indicate chronic liver disease or malnutrition |
2. Clinical significance of negative liver function
1.liver health: Negative liver function function indicates that the liver is currently functioning normally and there is no obvious disease or damage.
2.Need to be combined with other inspections: Negative liver function does not completely rule out all liver diseases, such as early cirrhosis or fatty liver, which may not significantly affect liver function indicators.
3.Regular review: For people at risk of liver disease (such as long-term alcohol drinkers, hepatitis B carriers), even if the liver function function is negative, they should be reviewed regularly.
3. Popular health topics on the Internet in the past 10 days
Combined with the recent hot content on the Internet, the following are hot topics about liver health:
| topic | heat index | Related discussions |
|---|---|---|
| Prevention and treatment of fatty liver | ★★★★★ | How to improve fatty liver disease through diet and exercise |
| Hepatitis B vaccination | ★★★★☆ | Do adults need to catch up on hepatitis B vaccine? |
| alcoholic liver disease | ★★★☆☆ | Damage to liver caused by long-term drinking |
| The significance of liver function tests | ★★★☆☆ | How to interpret a liver function report form |
4. How to keep liver function healthy
1.healthy eating: Reduce the intake of high-fat and high-sugar foods and eat more fruits, vegetables and high-quality protein.
2.Moderate exercise: At least 150 minutes of moderate-intensity exercise every week can help control weight and prevent fatty liver disease.
3.Limit alcohol consumption: Daily alcohol intake should not exceed 25 grams for men and 15 grams for women.
4.Avoid drug abuse: An overdose of certain drugs (such as acetaminophen) can damage the liver.
5.Regular physical examination: Especially people at risk of liver disease should have liver function tests every year.
5. Precautions for liver function tests
1.Fasting test: Liver function tests usually require fasting for 8-12 hours to avoid the impact of food on the results.
2.Avoid strenuous exercise: Avoid strenuous exercise within 24 hours before the examination to avoid temporarily increasing liver enzymes.
3.Inform about medication status: Certain drugs may affect liver function results and your doctor should be informed before the test.
In summary, a negative liver function test is good news and indicates that the liver is functioning normally. But a healthy lifestyle cannot be ignored, especially for people at risk of liver disease. Liver health can be effectively maintained through proper diet, regular exercise and regular check-ups.
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