The ICD-10 code range for Symptoms and signs involving the circulatory and respiratory systems R00-R09 is medical classification list by the World Health Organization (WHO).
ICD-10 Code range (R00-R09), Symptoms and signs involving the circulatory and respiratory systems contains ICD-10 codes for Cardiac murmurs and other cardiac sounds, Benign and innocent cardiac murmurs, Cardiac murmur, unspecified, Other cardiac sounds