Codes:

A00-B99Certain infectious and parasitic diseases

C00-D49Neoplasms

D50-D89Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

E00-E89Endocrine, nutritional and metabolic diseases

F01-F99Mental, Behavioral and Neurodevelopmental disorders

G00-G99Diseases of the nervous system

H00-H59Diseases of the eye and adnexa

H60-H95Diseases of the ear and mastoid process

I00-I99Diseases of the circulatory system

J00-J99Diseases of the respiratory system

K00-K95Diseases of the digestive system

L00-L99Diseases of the skin and subcutaneous tissue

M00-M99Diseases of the musculoskeletal system and connective tissue

N00-N99Diseases of the genitourinary system

O00-O9APregnancy, childbirth and the puerperium

P00-P96Certain conditions originating in the perinatal period

Q00-Q99Congenital malformations, deformations and chromosomal abnormalities

R00-R99Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

S00-T88Injury, poisoning and certain other consequences of external causes

V00-Y99External causes of morbidity

Z00-Z99Factors influencing health status and contact with health services

U00-U85Codes for special purposes