Chapter 1 - Certain Infectious and Parasitic DiseasesChapter 2 - NeoplasmsChapter 3 - Diseases of Blood/Blood-Forming Organs & Disorders involving Immune MechanismChapter 4 - Endocrine, Nutritional and MetabolicChapter 5 - Mental, Behavioral and Neurodevelopmental DisordersChapter 6 - Diseases of the Nervous SystemChapter 7 - Disease of the Eye and Adnexa Chapter 8 - Disease of the Ear and Mastoid ProcessChapter 9 - Disease of the Circulating SystemChapter10 - Disease of the Respiratory SystemChapter11 - Disease of the Digestive SystemChapter12 - Disease of the Subcutaneous TissueChapter13 - Disease of the Musculoskeletal SystemChapter14 - Disease of the Genitourinary SystemChapter15 - Pregnancy, Childbirth and the PuerperiumChapter16 - Certain Conditions Originating in the Perinatal Period Chapter17 - Congenital Malformations, Deformation, and Chromosomal AbnormalitiesChapter18 - Symptoms, Signs, and Abnormal Clinical and Laboratory findings, Not Elsewhere ClassifiedChapter19 - Injury, Poisoning, and Certain Other Consequences of External CausesChapter20 - External Causes of MorbidityChapter21 - Factors Influencing Health Status and Contact with Health ServicesChapter22 - Codes for Special Purposes