m U b w d i ( d S d i c s i p l s ( he left main coronary artery’s critical importance o coronary circulation has focused attention on his specific anatomical subgroup for decades. In he early 1970s, coronary artery bypass graft CABG) was found to improve late survival in atients with significant left main stenosis in comarison with medical therapy (1–3). Once CABG ecame the standard of care fo...

Resting 12-lead electrocardiographic records from 849 patients who underwent coronary cineangiographic studies were reviewed for U wave negativity without knowledge of the clinical data or angiographic results. In order to evaluate U wave negativity as an independent electrocardiographic sign, patients with significant Q waves in the anterior leads were excluded from the final data analysis lea...

Ischemic heart disease presents with various symptoms, and chest pain is a chief complaint. Occlusion of the left main trunk often results in serious symptoms such as cardiogenic shock. However, while extremely rare, left main trunk occlusion can present with only slight chronic symptoms. In the present case, a 62-year-old woman with few risk factors for ischemic heart disease visited our hospi...

We report on an octogenarian patient presenting with an acute coronary syndrome due to significant left main coronary artery disease and severe ostial stenosis of the left anterior descending artery disease. Emergent bypass graft performed with "beating heart" consisted of left internal mammary graft to the mid left anterior descending artery with an "over-stent" anastomosis. The immediate post...

The prognosis of left main coronary artery disease is largely affected by the appropriate selection of the treatment strategy. A 45-year-old male presented with severe chest pain and two episodes of ventricular tachycardia, which was reverted after DC shock. Coronary angiography revealed critical stenotic lesion in the left main coronary artery. The patient successfully underwent urgent angiopl...

A 69-year-old man was admitted to the hospital with complaints of exertional substernal chest pain and dyspnea for 3 weeks. His medical history consisted of dyslipidemia, type 2 diabetes mellitus, and valvular heart disease. He had a mitral commissurotomy through a left thoracotomy for mitral stenosis at age 16 years followed by mitral valve replacement with a 25 mm Carpentier Edwards bovine pe...