Note that the P wave is down in lead II and only up (not biphasic) in lead V1. If there is sinus rhythm, and the heart rate is less than 60 beats per minute, then sinus bradycardia is present.

The correct diagnosis is sinus bradycardia ... a tall R wave in V1. The axis is normal. There are prominent U waves in leads II, aVF and V4-V6 (^), probably the result of the bradycardia.

Tachycardia and bradycardia are two types of ... TBS and other forms of sinus node dysfunction are generally benign and present a low risk of sudden cardiac death. However, some forms of sinus ...

This is manifested as an upright P wave in lead II of the ECG. Sinus bradycardia occurs when the heart rate is less than 60 beats per minute and sinus tachycardia when the heart rates is greater ...

The P waves are positive in leads I, II, aVF, and V4-V6. Therefore, there appears to be a sinus bradycardia. Of note, however, the T waves have prominent notches (^). T waves should be smooth in ...

His heart rate was 30–40/min. Electrocardiogram revealed sinus bradycardia. Echocardiography showed no abnormalities. He had presyncope with severe diaphoresis on day 24, which responded to ...