Cardiology Facts 56

 

  • CTA or MRA after coarctation repair site should be done every 5 years
  • Pindolol is noncardioselective beta blocker with intrinsic sympathomimetic activity 
  • After acute pericarditis, T-wave inversion may persist for months
  • Isosorbide dinitrate and hydralazine have significant mortality benefit in African Americans with HF
  • Fever, BAV severe AR, AVR planned, blood cultures positive for Streptococcus bovis - colonoscopy for colon cancer screening is mandatory before AVR 
  • Foot and calf pain worse with ambulation, sore, dry, black eschar on toe and foul smelling wound - threatened should undergo urgent revascularization after CT angiography
  • When HIT develops, heparin should be stopped immediately & anticoagulate with bivalirudin or argatroban regardless of platelet count & symptoms
  • After PTMC, pressure half time is unreliable for about 72 hrs to access mitral stenosis severity, do echocardiogram with planimetry of mitral valve area 
  • Ischemia + RCA origin in left cusp, interarterial course - surgical intervention 
  •  RV lift, palpable systolic thrill at second left intercostal space, widely split second heart sound, and harsh ejection systolic murmur loudest at second left intercostal space are consistent with pulmonary stenosis