Sinus Tachycardia

Sinus tachycardia is a condition where the heart rate is faster than normal, but the rhythm remains regular. In this condition, the electrical signals in the heart still originate from the sinoatrial (SA) node, which is why it is referred to as "sinus" tachycardia.

ECG Features

Heart rate: Greater than 100

P wave: present

PR-interval: Normal

QRS: Normal

Rhythm: Regular