Browse by Chapter
Navigate through all 21 chapters of the ICD-10-CM classification system.
Chapter 1
Certain infectious and parasitic diseases
22 sections
Chapter 2
Neoplasms
23 sections
Chapter 3
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
7 sections
Chapter 4
Endocrine, nutritional and metabolic diseases
10 sections
Chapter 5
Mental, Behavioral and Neurodevelopmental disorders
11 sections
Chapter 6
Diseases of the nervous system
11 sections
Chapter 7
Diseases of the eye and adnexa
12 sections
Chapter 8
Diseases of the ear and mastoid process
5 sections
Chapter 9
Diseases of the circulatory system
10 sections
Chapter 10
Diseases of the respiratory system
11 sections
Chapter 11
Diseases of the digestive system
10 sections
Chapter 12
Diseases of the skin and subcutaneous tissue
9 sections
Chapter 13
Diseases of the musculoskeletal system and connective tissue
24 sections
Chapter 14
Diseases of the genitourinary system
11 sections
Chapter 15
Pregnancy, childbirth and the puerperium
9 sections
Chapter 16
Certain conditions originating in the perinatal period
12 sections
Chapter 17
Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders
12 sections
Chapter 18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
14 sections
Chapter 19
Injury, poisoning and certain other consequences of external causes
24 sections
Chapter 20
External causes of morbidity
34 sections
Chapter 21
Factors influencing health status and contact with health services
15 sections
Chapter 22
Codes for special purposes
1 section
