Acute pulmonary hypertension secondary to right ventricular pacing in a patient with sinus node dysfunction and severe ischemic cardiomyopathy.
Right ventricular pacing has been associated with worsening symptoms of heart failure in patients with cardiomyopathy. We describe a patient with severe ischemic cardiomyopathy and sinus node dysfunction who developed acute worsening of pulmonary hypertension immediately after right ventricular pacing.
Speziani
Giancarlo H
GH
Division of Cardiology D-39, University of Miami School of Medicine, Jackson Memorial Medical Center, PO Box 016960, Miami, FL 33101, USA.
Jimenez
Javier
J
Rechani
Luis
L
Mallon
Stephen
S
Interian
Alberto
A
Myerburg
Robert
R
D000208:Acute Disease; D002304:Cardiac Pacing, Artificial / Q000009:adverse effects*; D002311:Cardiomyopathy, Dilated / Q000628:therapy*; D006333:Heart Failure / Q000503:physiopathology; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D017202:Myocardial Ischemia / Q000628:therapy*; D012804:Sick Sinus Syndrome / Q000628:therapy*