Alanine Transaminase (ALT) Blood Test: What It Is, Procedure & Results
What is an ALT blood test? An alanine transaminase (ALT) blood test measures the amount of ALT in your blood. ALT levels in your blood can increase when your liver is damaged, so healthcare …
What Is an Alanine Aminotransferase (ALT) Test? - WebMD
Jan 29, 2025 · What Is an ALT Blood Test? The alanine aminotransferase (ALT) test is a blood test that checks for liver damage. ALT used to be called serum glutamic-pyruvic transaminase (SGPT). Your …
Alanine aminotransferase (ALT) blood test - Mayo Clinic
Jun 3, 2025 · Overview An alanine aminotransferase test, also called an ALT test, is a blood test to check the health of your liver. ALT is a substance found mostly in the liver. If your liver is OK, the …
High ALT Blood Test Levels: Causes, Symptoms and When to Worry
Jan 13, 2025 · The possible causes of high ALT levels in the body include liver disease, alcoholism, obesity, muscle damage, heart failure, and more. Learn about symptoms and ways to lower high ALT …
ALT Blood Test: MedlinePlus Medical Test
An ALT blood test checks the health of your liver. ALT is a liver enzyme that gets released into your blood when liver cells are damaged. Learn more.
ALT Blood Test: Importance and What Your Results Mean - Health
Dec 6, 2025 · ALT blood tests are a type of test that measures your liver function. If you have liver damage or live with liver disease, your liver releases ALT into your blood. A doctor may order an ALT …
Liver Blood Tests: High, Low & Normal Results, Symptoms & Causes
The blood tests most frequently used for liver disease are the aminotransferases (alanine aminotransferase or ALT and aspartate aminotransferase or AST). People with mild to moderate …
What Is ALT (SGPT) and What Is a Normal Range?
3 days ago · A complete guide to ALT (SGPT) liver tests. Define the enzyme, check normal ranges, and interpret elevated results for liver health.
Alanine Aminotransferase: What It Is, Indications for Testing | Osmosis
May 14, 2025 · The reference range or normal amount of ALT in the blood varies but is typically 7 to 56 units per liter (U/L). ALT levels are also higher in genetic males compared to genetic females at …
What Liver Enzymes Do and What Levels Are Normal
Dec 2, 2025 · Liver enzyme levels are checked via blood tests. Elevated AST, ALT, ALP, GGT, or LDH levels can indicate liver disease.