case_images: PMC9650383_01
case_images: Electrocardiogram: ectopic atrial rhythm, left anterior hemiblock, signs of left ventricular hypertrophy.
case_images: fcvm-09-1020054-g001.jpg
case_images: PMC9650383_01_fcvm-09-1020054-g001.jpg
case_images: F1
case_images: LV hypertrophy (Figure 1). Laboratory tests showed troponine T of 20 pg/ml (URL of 14 pg/ml), N-terminal pro B-type natriuretic peptide (NT-proBNP) of 582 pg/ml (URL <150 pg/ml).
case_images: Two-dimensional trans-thoracic echocardiogram continuous wave Doppler representation of LVOT peak gradient at rest and during Valsalva maneuver.
case_images: fcvm-09-1020054-g002.jpg
case_images: PMC9650383_01_fcvm-09-1020054-g002.jpg
case_images: F2
case_images: There was a clear SAM of the AML and an LVOT gradient of 56 mmHg at rest rising to 136 mmHg during the Valsalva maneuver (Supplementary Video 1 and Figure 2).