Liver function tests - Mayo Clinic
Jan 18, 2025 · Standard range results may be different from laboratory to laboratory. They also might be slightly different for women and children. Your health care team uses the results to help diagnose …
What Liver Enzymes Do and What Levels Are Normal
Dec 2, 2025 · Low levels of ALT in the blood could indicate a vitamin B6 deficiency or chronic kidney disease. The ratio of AST to ALT (AST/ALT ratio or De Ritis ratio) is important. The relationship tells …
Liver Function Test Normal Range: ALT, AST, ALP, Bilirubin Explained
Feb 5, 2026 · Learn the normal range of liver function tests (LFTs), including ALT, AST, ALP, bilirubin, and albumin.
Liver Blood Tests: High, Low & Normal Results, Symptoms & Causes
Normal levels of AST (SGOT) is about 5-40 units/liter of serum. Elevated levels of AST and ALT may signify the level of liver damage in a person.
Liver Function Tests: Types, Purpose & Results Interpretation
Your liver enzymes include alkaline phosphatase (ALP), alanine transaminase (ALT), aspartate aminotransferase (AST) and gamma-glutamyl transferase (GGT). These are elevated when there’s …
What Are Normal Ranges Of Ast And Alt Enzymes
Sep 26, 2025 · The normal range of values for Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST) is between 4 and 36 U/L, and 8 to 33 U/L. These tests are part of a …
AST/ALT Ratio Chart: What the Numbers Mean - ScienceInsights
Nov 20, 2025 · In a healthy individual, the levels of both enzymes are generally low. A normal AST/ALT ratio is usually around 0.8, meaning the ALT level is slightly higher than the AST level. A ratio below …
AST/ALT Ratio Normal Range: What to Know for Liver Health
Apr 29, 2025 · Determining the normal AST/ALT ratio depends on laboratory methods, population demographics, and evolving clinical guidelines. Historically, a ratio close to 1.0 was considered …
Liver Blood Tests: AST Normal Range, Results, Function
Aug 23, 2024 · When evaluating liver function, it is crucial to interpret the AST levels with the normal range established for the patient's age and sex. Values within the AST normal range typically …
One of the major markers of hepatocellular damage is ALT.1 ALT activity occurs predominantly in the liver; however, significant activity also occurs in the kidneys, heart, skeletal muscle, pancreas, …