Liver enzymes are measured in international units per liter (U/L). The normal range of values (meaning the values between which levels are normal) are: ALT: Between 4 and 36 U/L AST: Between 8 and ...

Laboratory Tests of Liver Function [2] While most of the so-called liver enzymes are normal, certain less specific blood chemistries may progressively rise or fall throughout pregnancy (Table I).

Although some guidelines support this practice, we still have relatively little information about disease progression in patients with persistently normal liver enzyme levels. Researchers in India ...