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R00

Abnormalities of heart beat

• abnormalities originating in the perinatal period (P29.1-)

• specified arrhythmias (I47-I49)

R00.0

Tachycardia, unspecified

• neonatal tachycardia (P29.11)
• paroxysmal tachycardia (I47.-)

• Rapid heart beat
• Sinoauricular tachycardia NOS
• Sinus [sinusal] tachycardia NOS

R00.1

Bradycardia, unspecified

• neonatal bradycardia (P29.12)

• Sinoatrial bradycardia
• Sinus bradycardia
• Slow heart beat
• Vagal bradycardia

R00.2

Palpitations

• Awareness of heart beat

R00.8

Other abnormalities of heart beat

R00.9

Unspecified abnormalities of heart beat