Background Total correction of Tetralogy of Fallot (TOF) anomaly in early childhood has been practiced in many centers with good results, but in some of patients after few years sever Pulmonary valve insufficiency occurred. Materials and Methods At a cross- sectional study from January 2015 to January 2016, 10 patients who had history of primary repair of TOF with free pulmonary insufficiency (...

to investigate the prevalence of mycobacterium paratuberculosis (m. avium subsp. paratuberculosis)infection among cattle slaughtered in ahvaz abattoir, samples were taken from 250 cattle. before slaughter,sex and age were assessed. thereafter, samples were taken from ileocecal valve, rectum mucosa, ileocecallymph node and stool. all smears which taken from these samples were stained by ziehl-ne...

abstract a 49-year-old man with lutembacher's syndrome associated with frontal meningioma referred to our hospital. he also suffered from exertional dyspnea. transthoracic echocardiography demonstrated mitral valve area of 1.48 cm2, moderate mitral stenosis, and left atrial dimension (lad) of 5.6 cm with no clot. tee revealed severe mitral stenosis, mitral valve area of 1.05 cm2 with wilki...

in this paper, the effect of bioethanol- gasoline fuel blends on exhaust emissions of a four-cylinder spark ignition (si) engine was investigated experimentally. pure gasoline fuel was blended with various percentages of bioethanol (0, 20, 40, 60 and 85%), and the hc, co, co2 and nox exhaust emissions were measured at different engine speeds and two throttle valve positions (full throttle and 5...

Transcatheter aortic valve replacement (TAVR) is a novel therapeutic intervention for the replacement of severely stenotic aortic valves in high-risk patients for standard surgical procedures. Since the initial PARTNER trial results, use of TAVR has been on the rise each year. New delivery methods and different valves have been developed and modified in order to promote the minimally invasive p...

Although classic and standard procedure for patients with ascending Aorta aneurysm with Sever aortic Regurgitation is Bentall surgery but in some selected cases this complex surgery was not performed with different reason like advanced age and coexisting comorbidity involving renal and hepatic and lung Function. In our cases 75 years old man with chronic renal failure ( Cr= 3.2 ) who was known ...

a rare case of anterior urethral valve in association with posterior urethral valuve is reported. clinical findings are discussed, and the available literature will be briefly reviewed.

Proper education and notification of patients undergoing heart valve replacement is of paramount importance. The past decade has witnessed a growing interest in the use of modern, advanced technologies in medicine and patient education. This study aimed to introduce an education-notification application for patients undergoing heart valve replacement. Research was carried out in two phases of s...