Exam questionKROK 1Medicine ยท 2020
ECG of the patient shows increased duration of the QRS complex. What is the most likely cause?
Answer options
- Increased period of atrial excitation
- Increased period of ventricular excitation
- Disturbed conduction in the atrioventricular node
- Increased atrial excitability
- Increased atrial and ventricular excitability
Correct answer
Increased period of ventricular excitation
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