12-lead electrocardiogram post-cardioversion:
DESCRIPTION:
- Ventricular rate 102 bpm
- Sinus rhythm
- Borderline prolonged PR interval (196 ms)
- Northwest QRS axis (263°)
- Prolonged QRS duration (136 ms)
- T wave inversions in leads I and aVL
INTERPRETATION:
- Sinus tachycardia
- Non-specific intraventricular block
CASE RESOLUTION:
