9 research outputs found
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Painful left bundle branch block syndrome treated with his bundle pacing
This is a case report of a patient with painful LBBB Syndrome that responded favorably to His Bundle Pacing. This syndrome is largely under recognized despite 50 reports in the literature over the last 60 years. Both diagnosis and treatment are not well defined and represent a major challenge in patients with this entity. Right ventricular pacing has been attempted with inconsistent efficacy outcomes. We report for the first-time complete resolution of chest pain with His bundle pacing. HBP provides a promising alternative pacing option that might provide symptom resolution to patients with a painful LBBB syndrome
Is ticagrelor worth its high cost and side-effects?
Ticagrelor is a reversible P2Y; 12; receptor antagonist that is more potent than clopidogrel. When used in combination with aspirin, it reduces cardiovascular events in patients with acute coronary syndrome. However, unbiased review of 5 randomised controlled trials indicates that although statistically significant, the clinical superiority of ticagrelor over clopidogrel is modest. Thus, identification of patients who benefit the most from ticagrelor is a priority. Besides bleeding issues, ticagrelor can frequently cause bouts of dyspnoea, which requires ticagrelor replacement by another P2Y; 12; receptor antagonist, with a loading dose
Is ticagrelor worth its high cost and side-effects?
Ticagrelor is a reversible P2Y; 12; receptor antagonist that is more potent than clopidogrel. When used in combination with aspirin, it reduces cardiovascular events in patients with acute coronary syndrome. However, unbiased review of 5 randomised controlled trials indicates that although statistically significant, the clinical superiority of ticagrelor over clopidogrel is modest. Thus, identification of patients who benefit the most from ticagrelor is a priority. Besides bleeding issues, ticagrelor can frequently cause bouts of dyspnoea, which requires ticagrelor replacement by another P2Y; 12; receptor antagonist, with a loading dose
Transcatheter Aortic Valve Replacement Versus Surgical Valve Replacement in Low-Intermediate Surgical Risk Patients: A Systematic Review and Meta-Analysis.
BACKGROUND: Transcatheter aortic valve replacement (TAVR) is a viable alternative to surgical aortic valve replacement (SAVR) in patients with severe aortic stenosis (SAS) who are at high risk for surgery. We sought to evaluate the outcomes of TAVR vs SAVR in low-intermediate risk patients with SAS.
METHODS AND RESULTS: We performed random-effects meta-analysis of randomized controlled trials (RCTs) and propensity-matched observational studies comparing TAVR vs SAVR for low-intermediate risk patients. Five RCTs and 5 observational studies with a total of 6891 patients (3489 TAVR patients; 3402 SAVR patients) were included. Pooled data from RCTs showed no significant differences in all-cause mortality between TAVR and SAVR at 30 days (risk ratio [RR], 1.04; 95% confidence interval [CI], 0.73-1.47) and intermediate-term follow-up (RR, 0.86; 95% CI, 0.67-1.10). A trend toward decreased mortality was found with TAVR using the self-expandable vs balloon-expandable valves (RR, 0.77; 95% CI, 0.52-1.15 and RR, 1.91; 95% CI, 0.25-14.53, respectively) and transfemoral vs transthoracic approach (RR, 0.74; 95% CI, 0.55-1.01 and RR, 2.09; 95% CI, 0.40-11.03, respectively). Compared to SAVR, TAVR was associated with similar risks of stroke (RR, 0.91; 95% CI, 0.74-1.11) and myocardial infarction (RR, 1.00; 95% CI, 0.71-1.41). Furthermore, risks of major vascular complications, moderate-severe paravalvular regurgitation, and new permanent pacemaker implantation were higher with TAVR, whereas SAVR was associated with higher rates of acute kidney injury, atrial fibrillation, and major or life-threatening bleed. Finally, the above results from RCTs were consistent with pooled analyses of observational studies.
CONCLUSION: TAVR appears to be a suitable alternative for patients with SAS who are at low-intermediate risk for SAVR