Overview1. Infections and Parasitic Diseases. 2. Neoplasms. 3. Diseases of Blood and Blood-Forming Organs. 4. Endocrine, Nutritional, and Metabolic Diseases. 5. Mental and Behavioral Disorders. 6. Diseases of the Nervous System (Eyes and Ears). 7. Diseases of the Circulatory System. 8. Diseases of the Respiratory System. 9. Diseases of the Digestive System. 10. Diseases of the Skin and Subcutaneous Tissue. 11. Diseases of the Musculoskeletal System and Connective Tissue. 12. Diseases of the Genitourinary System. 13. Pregnancy, Childbirth, and the Puerperium. 14. Newborn/Congenital Disorders. 15. Symptoms, Signs, and Abnormal Clinical and Laboratory Findings. 16. Injury, Poisoning, and Certain Other Consequences of External Causes. 17. External Causes of Morbidity. 18. Factors Influencing Health Status. 19. Transition from ICD-9-CM to ICD-10-CM. 20. Coding with ICD-10-PCS. 21. Application of Coding Guidelines. 22. Coding Case Studies. 23. Decision-Based Coding.