Marker for biliary tract obstruction -: (A) Alkaline phosphatase, (B) Aspaate transaminase, (C) Alanine transaminase, (D) Creatinine kinase
Answer is A. Answer-A. Alkaline phosphataseEnzymes that reflect cholestasisAlkaline phosphatase5'- nucleotidaseGamma-glutamyl transpeptidase (GGT)Lipoprotein-X is an abnormal lipoprotein that appears in the sera of patients with obstructive jaundice and thus is a sensitive indicator of cholestasis.