<prompt> One is not the feature of obstructive jaundicePruritusElevated level of serum bilirubinRaised alkaline phosphataseRaised urinary urobilinogen  <response>: Features of Obstructive jaundice Most common cause of obstructive jaundice is CBD stones Characterized by dark urine, clay coloured stools, icterus and Pruritus Presence of urobilinogen in urine rules out obstructive jaundice USG is the best test to differentiate medical from surgical jaundice There is raised ALP levels, cholesterol and reduced Urobilinogen Ref: Harrisons 19th edition Pgno : 1998 