Stock image Extreme Right Axis Deviation

Female, 51 Years Old, Diagnosed With Mitral Stenosis. When This ECG Was Taken, The Patient Still Maintained Sinus Rhythm.Note That The P Wave Duration Was Widened.

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When The Frontal QRS Axis Is At +83, The R Amplitude Of Lead AVF Is The Highest.The Frontal QRS Axis Is Almost Perpendicular To The Axis Of Lead .

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