Symptoms and signs involving the circulatory and respiratory systems - R00-R09
These ranges represents Categories of Symptoms and signs involving the circulatory and respiratory systems. The "R00-R09" signifies that these are the diseases within this broad section.
Codes:
- 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