But the defective genes that affect the force of heart muscle contraction in the left ventricle are the same genes that affect the right ventricle. (2ndchance.info)
«Women have a higher incremental risk of suffering an arrhythmia after taking these drugs than do men probably because (1) the interval between heart muscle contractions is naturally longer for women than for men and (2) male sex hormones moderate the heart muscle's sensitivity to these drugs,» the U.S. General Accounting Office (now the Government Accountability Office) concluded in 2001. (sciencemag.org)
Many of the medications used to treat canine heart disease decrease blood levels of potassium, putting the dog at risk for heart arrhythmias and weaker heart muscle contractions. (happytailsspa-blog.com)