ICD-10-CM Section R00-R09: Symptoms and signs involving the circulatory and respiratory systems (R00-R09)

Symptoms and signs involving the circulatory and respiratory systems (R00-R09)

• R00 - Abnormalities of heart beat
• R01 - Cardiac murmurs and other cardiac sounds
• R03 - Abnormal blood-pressure reading, without diagnosis
• R04 - Hemorrhage from respiratory passages
• R05 - Cough
• R06 - Abnormalities of breathing
• R07 - Pain in throat and chest
• R09 - Other symptoms and signs involving the circulatory and respiratory system