Alanine Aminotransferase (ALT/SGPT) - Labcorp

This ALT/SGPT test measures a liver enzyme, helping to check for liver damage or inflammation, which can cause your symptoms.

Finding the cause(s) of:

• Dark urine: Elevated ALT can indicate liver problems that cause bilirubin buildup, leading to dark urine.
• Fatigue: Liver issues detected by ALT levels can often cause persistent tiredness and fatigue.
• Jaundice: High ALT suggests liver dysfunction which can lead to yellowing of the skin and eyes (jaundice).
• Liver pain: ALT levels can help identify liver inflammation or damage causing pain in the upper right abdomen.
• Nausea: Liver problems indicated by ALT can disrupt digestion and cause feelings of nausea.
• Vomiting: Elevated ALT may signal liver issues that can lead to vomiting.