section 1. Pathophysiology of the liver -- section 2. Approach to the patient with liver disease -- section 3. Clinical consequence of liver disease -- section 4. Toxin-mediated liver injury -- section 5. Liver diseases due to infectious agents -- section 6. Immune diseases of the liver -- section 7. Vascular diseases of the liver -- section 8. Liver transplantation -- section 9. Liver affected by other organs or conditions (diseases) -- section 10. Tumors of the liver and gallstones -- section 11. Inherited and pediatric liver diseases.