What causes severe elevation of ALT and AST over 80 U/L, and what should be done?
Jun 05, 2023
Source: Cainiu Health
Dr. Jiang Weimin
Introduction
ALT refers to alanine aminotransferase, and AST refers to aspartate aminotransferase. In general, a significant elevation of alanine aminotransferase and aspartate aminotransferase above 80 U/L may be caused by factors such as excessive fatigue, drug-induced liver injury, fatty liver, alcoholic hepatitis, or cirrhosis. Treatment should be determined according to the specific condition.
ALT refers to alanine aminotransferase, and AST refers to aspartate aminotransferase. In general, when alanine aminotransferase and aspartate aminotransferase levels are significantly elevated above 80 U/L, possible causes may include excessive fatigue, drug-induced liver injury, fatty liver, alcoholic hepatitis, cirrhosis, and other factors, which require treatment based on specific conditions. Detailed analysis is as follows:
1. Excessive Fatigue
If an individual experiences excessive fatigue or chronic sleep deprivation in daily life, it may lead to temporary mild elevations in alanine aminotransferase and aspartate aminotransferase. This is considered a normal physiological response and usually resolves spontaneously.
2. Drug-Induced Liver Injury
Certain medications and chemical substances can cause drug-induced liver injury. Examples include some antibiotics, nonsteroidal anti-inflammatory drugs (NSAIDs), antiepileptic agents, and antihypertensive drugs. Liver damage caused by these medications may result in the aforementioned enzyme elevations. Dosage adjustments or medication substitutions should be made under medical supervision.
3. Fatty Liver
Fatty liver refers to the excessive accumulation of fat within liver tissue. Common causes include obesity and hyperlipidemia. Fatty liver disease may lead to elevated transaminase levels as described. Treatment under medical guidance may include medications such as Hezhi Capsules or Bicyclol Tablets.
4. Alcoholic Hepatitis
Prolonged and heavy alcohol consumption leads to alcohol metabolism in the liver, causing liver damage and resulting in alcoholic hepatitis. This condition often presents with markedly elevated levels of alanine aminotransferase and aspartate aminotransferase. Patients may take medications such as polyene phosphatidylcholine capsules or dexamethasone tablets under medical supervision to alleviate symptoms.
5. Cirrhosis
Cirrhosis causes liver damage. When patients are in an active phase of cirrhosis, serum enzyme tests typically show elevated alanine aminotransferase and significantly increased aspartate aminotransferase levels. Under medical guidance, patients may take medications such as Anluohuaxian Pills or Compound Glycyrrhizin Tablets to help manage symptoms.
Patients experiencing any discomfort should seek timely medical evaluation and treatment to avoid delays in diagnosis and management.
