Normal Lab Values for Diagnostic Enzymes


Reference Sample Range
Acid phosphatase (total) Serum 1-5 U/l
Acid phosphatase (prostatic) Serum 0-1 U/l
Alkaline phosphate Plasma 80-250 U/l
Alanine aminotransferase (ALT) Plasma 5-35 U/l
alpha- amylase Plasma 25-180 somogyi units/dl
Angiotensin-converting enzyme (ACE) Serum 21-54 U/l
Aspartate aminotransferase (AST) Plasma 15-42 U/l
Creatine kinase (CK) Plasma (male) 24-195 U/l | (female) 24-170 U/l
Gamma-glutamyl transferase (GGT) Plasma (male) 11-51 U/l | (female) 7-35 U/l
Lactate dehydrogenase (total) Plasma 240-525 U/l