What Abnormal Results Mean. An increased ALT level is often a sign of liver disease. Liver disease is even more likely when the levels of substances checked by other liver blood tests have also increased. An increased ALT level may be due to any of the following: Scarring of the liver ( cirrhosis) Death of liver tissue.

What is SGPT (ALT) Test? Alanine transaminase test is performed to determine the level of alanine transaminase in blood. Alanine transaminase is a type of an enzyme which made by cells present in the liver.