Gamma glutamyl transferase is an enzyme that indicates liver disease or corticosteroid excess. Glucose is a blood sugar. Elevated levels may indicate diabetes mellitus. Low levels can cause collapse, seizures, or coma. Increased levels may indicate kidney failure, Addison's disease, dehydration, and urethral obstruction.
High levels can lead to cardiac arrest.
Low levels may occur with loss of appetite especially in cats. Lipase is an enzyme that may indicate pancreatitis. This test helps indicate hydration status. Bilirubin elevations may indicate liver, gall bladder, or hemolytic diseases. Total protein indicates hydration status and provides additional information about the liver, kidney, and infection.