Therefore, I will recommend surgery only if the risk associated with surgery is less than the risk of continuing with medical management. There is always a small risk the dog may not make it through anesthesia/surgery, is permanently worse, or never improves.
1 The blood tests most frequently used for liver disease are the aminotransferases (alanine aminotransferase or ALT and aspartate aminotransferase or AST). 2  Normal levels of ALT ranges from about 7-56 units/liter, and 10-40units/liters for AST.
Updated June 29, 2016. Liver function tests (LFTs) are a battery of routine blood tests that gives your doctor an idea of how well your liver is working. From these investigations, your doctor can identify underlying liver dysfunction, medication stresses affecting the liver, or diseases of the liver such as hepatitis B (HBV) or hepatitis C (HCV).