Diseases of the circulatory system - I00-I99

Diseases of the Circulatory System - Chapter I includes cardiovascular diseases like hypertension, coronary artery disease, and heart failure.

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
systemic connective tissue disorders (M30-M36)
transient cerebral ischemic attacks and related syndromes (G45.-)

Codes

I00-I02 - Acute rheumatic fever
I05-I09 - Chronic rheumatic heart diseases
I10-I1A - Hypertensive diseases
I20-I25 - Ischemic heart diseases
I26-I28 - Pulmonary heart disease and diseases of pulmonary circulation
I30-I5A - Other forms of heart disease
I60-I69 - Cerebrovascular diseases
I70-I79 - Diseases of arteries, arterioles and capillaries
I80-I89 - Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
I95-I99 - Other and unspecified disorders of the circulatory system