DefinitionIntermediate
What are the normal values for alanine aminotransferase (ALT) and what clinical conditions can cause increased levels?
The normal values for alanine aminotransferase (ALT) are 4-36 units/L. Increased levels can be caused by conditions such as biliary obstruction, cirrhosis, hepatitis, muscle inflammation, pancreatitis, shock, and trauma.
Key points
- Normal ALT values: 4-36 units/L
- Increased ALT levels indicate liver damage or disease
- Conditions causing increased ALT include biliary obstruction and hepatitis
- Muscle inflammation and trauma can also elevate ALT levels
Source:Fundamentals of Nursing: Active Learning for Collaborative Practice· Diagnostic Testing· p. 2149–2156
Fundamentals of Nursing: Active Learning for Collaborative Practice
Barbara L Yoost & Lynne R Crawford
2E