ECG — Waves and Intervals MCQ — NEET PG Practice Question | NEETPGAI
ECG — Waves and Intervals
hard
heart-pulse Physiology
A 72-year-old woman from Kolkata presents with palpitations and dyspnea for 3 days. On examination, her heart rate is 48/min and irregular. Blood pressure is 110/70 mmHg. ECG shows a rhythm with variable PR intervals, some P waves not followed by QRS complexes, and a QRS duration of 0.09 seconds. The atrial rate is approximately 100/min, but the ventricular rate is 48/min. What is the primary ECG abnormality?
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