Background: Many studies have suggested a relationship between the six-minute walk test (6MWT) and pulmonary function test (PFT) parameters in patients with chronic obstructive pulmonary disease (COPD). This study was ...

Background: Aortic root reconstruction remains a challenging surgical procedure. Although several surgical approaches have been introduced, but their mortality and morbidity rate are still high. This study was carried out ...

Background: Left atrial appendage contraction velocity (LAAV) is used frequently as a surrogate for global left atrial function, but the validity of this parameter for the prediction of left ventricular systolic and diastolic ...

Background: One of the most common causes of hospital admissions is chest pain of ischemic origin; a number of such cases tend to be diagnosed as acute myocardial infarction (MI) and sent to CCUs. Earlier diagnosis in these ...

Background: Animal studies have indicated the effects of iron stores in the process of free radical formation and low density lipoproteins (LDL) oxidation. Oxidation of the lipids especially LDLs by oxidants such as iron ...

Background: By analyzing stored intracardiac electrograms during spontaneous monomorphic ventricular tachycardia (VT), we examined the possible mechanisms of the VT initiation in a group of patients with implantable ...

Background: Angiotensin II promotes atherogenesis and modulates plaque vulnerability mainly by stimulating inflammatory mechanisms. The aim of this study was to investigate changes in the plasma level of angiotensin n in ...

Behcet's disease is an uncommon multisystemic disorder that appears most often in the third or fourth decade of life. It is characterized by recurrent orogenital ulcers and ocular and cutaneous inflammatory lesions. ...

Background: The assessment of pulmonary artery pressure is, important in clinical management and prognostic evaluation of patients with cardiovascular and pulmonary disease. Today, the accurate measurement of pulmonary ...

Background: Many risk factors have been reported to be higher among hypertensive than normotensive subjects. This study was an effort to determine the prevalence and types of dyslipidemia among the hypertensive population.