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Echocardiographic demonstration of reversible left ventricular dysfunction. Initial transthoracic echocardiography in A4C and A2C views showing severe left ventricular dysfunction with ejection fraction of 10%-15%. Follow-up transthoracic echocardiography in A4C view showing complete recovery with ejection fraction of 65%-70% and normal prosthetic valve function. A2C, apical 2-chamber view; A4C, apical 4-chamber view; CS, cardiogenic shock; TD, telediastolic; TS, telesystolic.
