Archivos Peruanos de cardiologia y cirugia cardiovascular最新文献

We present the case of a 56-year-old male patient with a history of atrial flutter for six months; he was admitted to the hospital for presenting a mass of 8 cm in maximum diameter in the right atrium, which prolapsed through the tricuspid valve into the right ventricle. Emergency surgery was scheduled, performing exeresis of the tumor and tricuspid annuloplasty. The Pathological anatomy determined that the removed mass corresponded to a cardiac lipoma.

Objective: To evaluate the degree of incomplete revascularization in patients with multiarterial coronary artery disease who underwent percutaneous coronary intervention (PCI) or coronary artery bypass surgery (CABG) using the Syntax revascularization index (SRI) and its relationship to major cardiovascular events during follow-up.

Materials and methods: Observational, retrospective study with 4-year follow-up of patients with multiarterial coronary artery disease who underwent surgical or percutaneous coronary revascularization, in whom the baseline Syntax score (SSb) and the residual Syntax score (SSr) were calculated. The Syntax Revascularization Index (SRI) was determined with the following formula: SRI = (1- [SSr/SSb]) x 100, and major cardiovascular events at 4-year follow-up were compared.

Results: Two hundred patients (100 in each group) were evaluated. Mean SSr in group 1 was 83.2%, and in group 2, 79.0% (p=0.88). Mean complete revascularization was 41% in the first group and 35% in the second. A cutoff point of ≤90% of IRS had the best accuracy for predicting major cardiovascular events (area under the curve of 0.60; 95% CI: 0.49-0.71, p<0.05). In multivariate analysis IRS was an independent predictor of major cardiovascular events (HR 2.6; 95%CI: 1.32-3.22, p= 0.043).

Conclusions: The Syntax Revascularization Index may be useful for measuring the degree of revascularization in patients with multiarterial coronary artery disease treated percutaneously or surgically. An SRI ³90% may be an acceptable target for revascularization.

Objective: Cardiac Rehabilitation (CR) programs based on telehealth are an alternative in the context of a pandemic and represent an opportunity to continue in the intervention of cardiovascular diseases (CVD). The present study aims to evaluate the effect of a Cardiac Tele-Rehabilitation (CTR) program on quality of life, anxiety/depression index, exercise safety and Level Of disease awareness in patients discharged from a national referral institute in times of pandemic.

Methods: A pre-experimental study in cardiac patients who entered the cardiac rehabilitation program at INCOR from August to December 2020. The study included low-risk patients who were administered a questionnaire (on cardiovascular disease, exercise safety, anxiety/depression, and quality of life) at the beginning and end of the program, which was applied through a virtual platform. Descriptive and comparative before-after analysis was used through hypothesis testing.

Results: Sixty-four patients were included (71.9% male). The mean age was 63.6 ±11.1 years. Regarding exercise safety, an increase in the mean score was found after the application of the program (3.06 ± 0.8 to 3.18 ± 0.7, p=0.324). Concerning anxiety, the mean score was reduced from 8.61 to 4.75, while for depression, the reduction was from 7.27 to 2.92. Regarding the quality-of-life score, the global component improved from 111.48 to 127.92.

Conclusions: The CTR program implemented through a virtual platform during the COVID-19 pandemic enhanced quality of life and decreased stress and depression in cardiac patients discharged from a national cardiovascular referral center.

Systemic light chain amyloidosis is a disease characterized by the accumulation of amyloid protein in multiple organs and systems. We present the case of a 52-year-old male patient with a diagnosis of systemic light chain amyloidosis associated with cardiac and renal involvement. A renal biopsy showed the presence of renal amyloidosis associated with proteinuria, and the patient was referred for cardiovascular evaluation. The baseline electrocardiogram showed micro voltage in frontal leads that were discordant with the left ventricular hypertrophy evidenced in the transthoracic echocardiogram (TTE). Cardiac magnetic resonance imaging (CMR) confirmed the presence of cardiac amyloid infiltration with a pattern of extensive ventricular late-gadolinium enhancement. Despite being referred and receiving specific systemic chemotherapy treatment, the evolution was not favorable after four months of follow-up with worsening cardiac infiltration, increasing values of biomarkers, and progression of dyspnea. The TTE was useful in revealing the unfavorable evolution and worsening of diastolic function parameters and increased wall thickness in the context of infiltration. The electrocardiogram and echocardiogram were easily accessible tools that allowed the monitoring of the response to treatment.

Objective: To determine the clinical factors associated to no-reflow after percutaneous coronary intervention (PCI) in patients with ST-segment elevation myocardial infarction (STEMI) in Peru.

Materials and methods: Case - control retrospective study, derived from the PERSTEMI (Peruvian Registry of ST-elevation myocardial infarction) I and II study. Cases (group 1) were those patients who presented no-reflow after PCI, defined by a TIMI flow < 3, and controls (group 2) were those with a TIMI 3 flow after the intervention. Clinical and angiographic variables were compared between both groups, and a multivariate analysis was performed looking for associated factors to no-reflow.

Results: We included 75 cases and 304 controls. The incidence of no-reflow was 19.8%. There was a higher frequency of no-reflow in patients with primary PCI compared to the pharmacoinvasive strategy, in patients with one-vessel disease and in those with TIMI 0 before PCI. In-hospital mortality and heart failure were higher in patients with no-reflow (21.3% vs. 2.9% and 45.3% vs. 16.5, respectively; p<0.001). After the multivariate analysis, the ischemia time > 12 hours, Killip Kimball (KK) > I, TIMI 0 before PCI, and one-vessel disease were the factors significantly associated with no-reflow after PCI.

Conclusions: The ischemia time greater than 12 hours, the highest KK score, the presence of an occluded culprit artery (TIMI 0) before PCI and an one-vessel disease, were factors independently associated to no-reflow in patients with STEMI in Peru.

An 82-year-old woman, Katz A, with a history of type 2 diabetes mellitus and high blood pressure, was admitted for ischemic stroke complicated by Takotsubo´s syndrome with subsequent readmission for atrial fibrillation after discharge. These three clinical events have criteria to be integrated as a Brain Heart Syndrome, which is a high-risk condition for mortality.

Objective: . To report the results of ventricular tachycardia (VT) catheter ablation in ischemic heart disease (IHD), and to identify risk factors associated with recurrence in a Mexican center.

Materials and methods: . We made a retrospective review of the cases of VT ablation performed in our center from 2015 to 2022. We analyzed the characteristics of the patients and those of the procedures separately and we determined factors associated with recurrence.

Results: . Fifty procedures were performed in 38 patients (84% male; mean age 58.1 years). Acute success rate was 82%, with a 28% of recurrences. Female sex (OR 3.33, IC 95% 1.66-6.68, p=0.006), atrial fibrillation (OR 3.5, IC 95% 2.08-5.9, p=0.012), electrical storm (OR 2.4, IC 95% 1.06-5.41, p=0.045), functional class greater than II (OR 2.86, IC 95% 1.34-6.10, p=0.018) were risk factors for recurrence and the presence of clinical VT at the time of ablation (OR 0.29, IC 95% 0.12-0.70, p=0.004) and the use of more than 2 techniques for mapping (OR 0.64, IC 95% 0.48-0.86, p=0.013) were protective factors.

Conclusions: . Ablation of ventricular tachycardia in ischemic heart disease has had good results in our center. The recurrence is similar to that reported by other authors and there are some factors associated with it.