“Brockenbrough-Braunwald-Morrow phenomenon”

“Brockenbrough-Braunwald-Morrow phenomenon” seen in

[B] Mitral Regurgitation

“Brockenbrough-Braunwald-Morrow phenomenon”

HOCM – “Brockenbrough-Braunwald-Morrow phenomenon”

Reduction of systolic and pulse pressure in the post ectopic beat seen in patients with hypertrophic cardiomyopathy (HCM) called the “Brockenbrough-Braunwald-Morrow phenomenon”.

HOCM – post premature ventricular contraction beat

  • Paradoxical decline in arterial pulse pressure
  • Concomitant rise in left ventricular systolic pressure

Also can be found in cases of valvular aortic stenosis.

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