Sinus Tachycardia by ECG Finding

**Semantic type:** Finding

**Definition:** An electrocardiographic finding of abnormally rapid heart rate with its origin in the sinus node. Thresholds for different age, sex, and patient populations exist.

**Synonyms:** - SINUS TACHYCARDIA - Sinus Tachycardia - Sinus Tachycardia by EKG Finding - Sinus tachycardia