Understanding Liver Function Tests
	Types of Liver Disease
	Liver Function Tests
	Caveats About LFT’s
	Liver Function Tests
	Bilirubin Synthesis
	Liver Function Tests: Slide 7
	Liver Function Tests: Slide 8
	Liver Function Tests: Slide 9
	Liver Function Tests: Slide 10
	Liver Function Tests: Slide 11
	Liver Function Tests: Slide 12
	Enterohepatic and Systemic Circulation
	Types of Bilirubin
	Serum Bilirubin Elevations
	Liver Function Tests
	Tests of Biosynthesis: Serum Albumin
	Tests of Biosynthesis
	Serum Clotting Factors (INR/PT)
	Serum Globulins and Other Proteins
	Liver Function Tests
	Enzyme Tests: Aminotransferases
	Likelihood of Hepatocellular Liver Disease Based on AST Data
	AST:ALT Ratio In Liver Disease
	ALT & AST in Liver
	AST:ALT Ratio in Liver and Serum
	AST/ALT after Hepatitis C in ETOH Liver Disease
	Liver Function Tests
	Alkaline Phosphatase Isoenzymes
	Evaluation of Isolated Alkaline Phosphatase (AP) Elevation
	Serum vs. Age in Men and Women
	Evaluation of Elevated AP
	Evaluation of Chronically Elevated AP
	Source of Alkaline Phosphatase (AP) Elevation
	Isolated or Inappropriate AP Elevation
	Gamma Glutamyl Transferase
	Disease Tests

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