February 2006

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Volume 18 Issue 2
Dear Editor, I read with great interest the Tadros, et al. article1 entitled Iso-osmolar Radiocontrast Iodixanol in Patients with Chronic Kidney Disease (J Invasive Cardiol 2005;17:211–215). They concluded that the volume of iso-osmolar radio contr…
Dear Readers, This issue of the Journal of Invasive Cardiology includes several interesting research articles, commentaries and selections from the Journal’s special sections, Adjunctive Therapy, Pediatric Intervention, and Clinical Images. Our Feb…
Over the years, there have been many implicated mechanisms in the pathogenesis of coronary vasospasm. Some of these have included the release of endothelin by vascular endothelial cells,1 loss of endothelial-dependent relaxation following angioplasty…
A variety of approaches are used for mitral valve repair and replacement operations. Rare complications specific to the surgical method may need to be considered if patients encounter unexplained problems postoperatively. We discuss such an example h…
Myocardial infarction (MI) typically occurs in the setting of atherosclerotic coronary artery disease (CAD). However, there are other causes of MI unrelated to atherosclerosis that include spontaneous dissection of the coronary arteries, anomalous or…
Congenital anomalies of the origin and distribution of the coronary arteries are infrequent and are found in 0.3–1.2% of patients undergoing coronary angiography.1–3 The prevalence is greater if the origin of a coronary artery from an ectopic ostium…
Spontaneous coronary artery dissection (SCAD) is a rare condition which may result in sudden coronary occlusion, acute myocardial infarction (AMI) and sudden cardiac death.1–3 We previously reported a case of SCAD involving the left anterior descendi…
Scimitar syndrome is a rare congenital cardiopulmonary anomaly that carries a poor prognosis for individuals who are diagnosed within their first year of life.1 These patients often present with pulmonary hypertension and right-sided congestive heart…
Case Report. A 53-year-old male with history of hypertension and hypercholesterolemia presented to the emergency room with new-onset chest pain for the last hour. Clinical examination was remarkable for a right-sided point of maximal impulse, with th…
Combined aortic valvular stenosis (AVS) and coarctation of the aorta (CoA) is uncommon.3–5 This combination was detected in 7% of a large group of children with CoA who underwent balloon angioplasty.2 The long-term results of percutaneous balloon dil…