<prompt> Patient with jaundice and white stools. Which of the following enzymes is not raised5 nucleotidaseAlkaline phosphataseGlutamate reductaseGamma glutamyl transpeptidase  <response>: Large increase in gamma glutamyl transferase and ALP ours biliary obstruction Davidson; page 929 5;nucleotidase rise parallels ALP but more specific for diseases of hepatic origin Harsh mohan page 594 