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13.09.09 Gastroenterology notes

LFTs
  • AST more than double ALT suggests an alcoholic aetiology
  • ALT more than AST suggests Hepatitis or NAFLD




Causes of a raised INR
  • Warfarin
  • Liver disease
  • Vitamin K deficiency
    • Check by giving them Vit K
  • Clotting factor deficit

Notes
  • Propanolol for portal hypertension
  • Portal hypertension => Splenomegaly => Low platelets

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