Medicine A 50-year-old patient complains of dizziness and palpitations. ECG shows? A Bradycardia-tachycardia syndrome B Mobitz I block C Mobitz II block D Complete heart block 💡 Explanation A 50-year-old patient complains of dizziness and palpitations. ECG shows? ✓ Correct Answer: A. Bradycardia-tachycardia syndrome