The mitral-aortic intervalvular fibrosa (MAIVF) is the thin avascular fibrous structure located between the left side of the non-coronary cusp, the left coronary cusp and the anterior mitral leaflet. MAIVF pseudoaneurysm typically results as a complication of endocarditis, aortic valve surgery or chest trauma. We present a case of an incidental MAIF pseudoaneurysm in a 68-year female with a history of rheumatic fever without involvement of the mitral apparatus. We also discuss the presentation, evaluation and management of this rather rare valvular disorder.
Kugel’s artery is defined as a rare anatomical variant of the coronary artery vascular bed consisting of an anastomotic connection between branches of the right coronary artery (RCA) and/or left circumflex artery (LCX). Kugel’s artery has been reported to have an incidence of 6% in the general population. The presence of this anastomotic communication may play a pathophysiological role in a patient with a right dominant coronary circulation and an underlying coronary artery disease (CAD) affecting the right coronary system. Understanding the existence and significance of Kugel’s artery and the anastomotic network cannot be overemphasized. The presence of an anomalous vascular connection bypassing an area of epicardial vessel occlusion may be a lifesaving pathophysiological finding that maintains myocardial perfusion and viability. Herein, we present a case with multivessel occlusion myocardial infarction found to have anomalous vascular anastomosis between the proximal RCA and distal segment of the same artery.
Introduction: While the association between gout and cardiovascular disease (CVD) has been extensively studied, scarce data is available for the Black population. We aimed to assess, in a predominantly Black urban population with gout, the prevalence of traditional CVD risk factors, CV outcomes, and the strength of the association between gout and CVD after adjusting for CVD risk factors. Hypothesis: Black patients with gout have higher CVD rates compared to a matched cohort without gout. Methods: Cross-sectional analysis of data obtained from the EMR of gout patients followed at our primary care clinics. Patients were identified by ICD codes and compared to age, sex and race matched non- gout cohort. Descriptive data was obtained, and logistic regression used to assess the strength of association between gout and CVD, before and after adjustment for CVD risk factors including obesity, DM, HTN, dyslipidemia and smoking. Results: There were 471 patients with gout with a mean age of 63.7 ± 0.5 years (mean ±SEM); 89% were Black, 63% were men, mean BMI was 31.3 ± 0.4 Kg/m 2 . HTN, DM and dyslipidemia were present in 89%, 46% and 52% respectively.Compared to controls, patients with gout had significantly higher rates of angina, arrythmia, CAD/stents, MI, CABG, CVA, and PVD. The odds ratio (OR) for CVD = 4.5 (3.3-6.2) (95% CI), p<0.001 and OR =2.9 (1.9-4.5), p<0.001 before and after adjustment for CVD risk factors respectively. There was a significantly higher mortality rate of 6.2 in gout vs 2.6 in the non- gout cohort, p <0.01. Conclusion: Gout in a predominantly Black population confers three times the CVD risk and overall mortality compared to a race, age and sex-matched cohort.This risk appears greater compared to previously published data in whites (OR 1.25-1.55) (Choi HK et al Circulation 2007;116:894-900). Further research is needed to confirm our findings and to develop interventions to reduce morbidity and mortality among these vulnerable patients.
In the summer of 2019, a cluster of cases were observed with users of battery-operated or superheating devices presenting with multiple symptoms, such as dyspnea, cough, fever, constitutional symptoms, gastrointestinal upset, and hemoptysis, that is now termed e-cigarette, or vaping, product use-associated lung injury (EVALI). The Centers for Disease Control and Prevention reported 2807 cases within the USA leading to at least 68 deaths as of February 18, 2020. The heterogeneous presentations of EVALI make diagnosis and treatment difficult; however, treatment focused on identifying and removal of the noxious substance and providing supportive care. Vitamin E acetate (VEA) is a likely cause of this lung injury, and others have reported other components to play a possible role, such as nicotine and vegetable glycerin/propylene glycol. EVALI is usually observed in adolescents, with a history of vaping product usage within 90 days typically containing tetrahydrocannabinol, and presenting on chest radiograph with pulmonary infiltrates or computed tomography scan with ground-glass opacities. Diagnosis requires a high degree of suspicion to diagnose and exclusion of other possible causes of lung disease. Here, we review the current literature to detail the major factors contributing to EVALI and primarily discuss the potential role of VEA in EVALI. We will also briefly discuss other constituents other than just VEA, as a small number of EVALI cases are reported without the detection of VEA, but with the same clinical diagnosis.
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