Causes of Liver Enzymes Elevation. Elevation of the liver enzymes results from inflammation, infection or trauma to that organ. These cause leakage of liver enzymes into the circulation, which results in elevation of liver enzymes on blood tests.The two most commonly measured liver enzymes are AST, or aspartate transaminase, and ALT, or alanine transaminase.he liver produces bile, which helps in the digestion of fats, while the pancreas secretes various enzymes, including amylase and lipase that help in the digestion of sugars, fats and proteins.
1 Rotavirus is the leading cause of gastroenteritis among children 3 to 15 months old. 2  Most children have been exposed to the virus by age 2. Children with rotavirus have vomiting and watery diarrhea for 3 to 8 days, along with fever and abdominal pain.
Stomach upset: Heartburn, nausea and stomach pain taper around 2 weeks, constipation may last for up to 4 weeks. Cough/Mucus production: These may persist past 4 weeks, although they often begin to get better in about 2-3 weeks.