Alanine Transaminase (ALT) Blood Test: What It Is, Procedure & Results
Nov 4, 2021 · 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 …
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 · High ALT blood test levels may indicate several issues. Alanine transaminase (ALT), originally named serum glutamic pyruvic transaminase (SGPT), is an enzyme fundamentally found in …
ALT Blood Test: High vs Low ALT Levels & At-Home Testing Guide
5 days ago · ALT Blood Test: What ALT Levels Mean The ALT blood test (alanine aminotransferase or SGPT) measures an enzyme released when liver cells are stressed or damaged. This quick guide …
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 …
ALT Blood Test: MedlinePlus Medical Test
What is it used for? An ALT blood test is often part of a routine blood screening to check the health of your liver. The test may also help diagnose or monitor liver problems.
Alanine Aminotransferase (ALT) Test - UPMC Health Library
Sep 25, 2025 · ALT is measured to see if the liver is damaged or diseased. Low levels of ALT are normally found in the blood. But when the liver is damaged or diseased, it releases ALT into the …
What Is the Normal Range for ALT in a Blood Test?
Nov 27, 2025 · Decipher your ALT liver enzyme blood test results. We explain the normal range, variations between labs, and common causes of high readings.
What is an ALT blood test and why is it important?
Jul 24, 2025 · ALT is an enzyme that catalyzes the transfer of amino groups from alanine to alpha-ketoglutarate, producing pyruvate and glutamate. This process is essential for amino acid …