Urinary retention is the inability to voluntarily void urine. This condition can be acute or chronic. Causes of urinary retention are numerous and can be classified as obstructive, infectious and inflammatory, pharmacologic, neurologic, or other. The most common cause of urinary retention is benign prostatic hyperplasia. Other common causes include prostatitis, cystitis, urethritis, and vulvova...

The potent platelet inhibitory and vasodilator properties of prostacyclin suggest that levels of this substance may be of relevance to drug action and pathologic processes in the coronary vascular bed. Attempts to estimate the coronary secretion rate of prostacyclin have relied on measurements of metabolites obtained via cardiac catheter, usually as an adjunct to coronary angiography. To test t...

during 15 years from 1975 to 1990, thirteen cases of supravalvar aortic stenosis were admitted at the pediatrics department of shahid rajai heart hospital, tehran. all patients were subjected to cardiac catheterization and a angiocardiography. patients ranged in age from 3.5 years to 14 years with a mean of 8.7 years. seventy seven percent of childen were male. eight cases (61.5%) had williams&...

In 1969 the Intersociety Commission for Heart Disease Resources was established through a contract with the American Heart Association under Public Law 89-239. Its responsibility was to produce guidelines defining optimal medical resources and care for the prevention and treatment of cardiovascular disease, including guidelines for radiologic facilities (1). This resource guideline was revised ...

Abstract Background Pulmonary arterial hypertension (PAH) is a progressive and severe rare disease. It pulmonary vasculature obstructive disease that leads to right heart failure death. circulation dysfunction endotelial characterized by vasoconstriction proliferation. Aim of study search possible correlations between peripheral endothelian function cardiopulmonary in patients with suspect PAH....

Manesh R. Patel, MD, Chair; Hani Jneid, MD; Colin P. Derdeyn, MD, FAHA; Lloyd W. Klein, MD, FAHA; Glenn N. Levine, MD, FAHA; Robert A. Lookstein, MD, FAHA; Christopher J. White, MD, FAHA; Yerem Yeghiazarians, MD, FAHA; Kenneth Rosenfield, MD; on behalf of the American Heart Association Diagnostic and Interventional Cardiac Catheterization Committee of the Council on Clinical Cardiology, Council...

Classical teaching has been based on “see one—do one.” More recently, a stepwise approach described that four steps: demonstration, deconstruction, comprehension, and performance.1,2 The process of achieving competence includes structured skill training, not just doing the technique.3Medical students have to learn perform several procedures before end their medical school training. One competen...

In order to improve the therapeutic effect of breast cancer patients, trastuzumab combined with chemotherapy followed by radiotherapy was applied patients in this study and observe treatment on abnormal rate electrocardiogram serum indexes patients. 60 received targeted therapy during perioperative period. All local after surgery. At same time, for poor peripheral blood vessels, jugular vein or...