نتایج جستجو برای: pulmonary subvalvular stenosis
تعداد نتایج: 280774 فیلتر نتایج به سال:
Partial muscular inter-ventricular septal defect (VSD) or Pacman heart is a rare congenital or occasionally acquired anomaly. Concurrent Pacman heart and Shone's complex are extremely rare and have never been reported until now. We described a 37-year-old male patient with congenital Pacman heart, flail mitral valve (FMV), and a history of multiple congenital anomalies, including subvalvular ao...
The simplified Bernoulli relationship appears to be quite accurate for predicting gradients across discrete valvular obstructions. Controversy exists about how accurately it predicts the severity of disease in longer segment obstructions. In this study we constructed a pulsatile model of subvalvular pulmonary stensosis in vitro to study nine custom-made subvalvular tunnels 2, 4, and 7 mm in len...
BACKGROUND To explore the significance of short message service (SMS) on the management of pulmonary tuberculosis (TB) patients in reinforcing the treatment adherence and health awareness, and provide scientific evidences for popularizing this model and formulating related polices and measures. MATERIAL AND METHODS Six counties (districts) were selected by stratified cluster sampling method, an...
Pulmonary incompetence is a common sequel of pulmonary valvotomy, but many authors believe that the haemodynamic consequences of this regurgitation are well tolerated (Talbert, Morrow, Collins, and Gilbert, 1963). In this paper we report a patient who had severe pulmonary incompetence after valvotomy and who failed to maintain her initial clinical improvement. Because of the severe leak it was ...
Background Pressure recovery is the variable increase in lateral pressure downstream from a stenotic orifice. The magnitude and clinical significance of pressure recovery in aortic valve stenosis are poorly defined. Methods and Results We obtained high-fidelity pressure and velocity recordings in 11 patients with isolated significant aortic valve stenosis at the time of diagnostic cardiac cathe...
IN THE LAST 15 years surgical methods for the relief of the pulmonic obstruction in patients with pulmonary stenosis and intact ventricular septum have been successfully developed.1-6 Although the open-heart technic with the use of cardiopulmonary bypass is today the procedure of choice, the classic Brock's transventricular valvulotomy is still preferred for small infants.7-9 The final conclusi...
It has been suggested that the maximal amplitude of the pulmonary valve motion following atrial contraction (Amax) may be useful in the clinical evaluation of patients with valvular pulmonary stenosis. To evaluate the specificity and sensitivity of this measurement in children, we reviewed the echocardiograms of the pulmonary valve of 120 subjects: 57 normal individuals, 25 patients with secund...
Transluminal balloon valvuloplasty is an alternative to surgical valvotomy for congenital pulmonary valve stenosis. The aim of this study was to evaluate the long term results (to 13.5 years) of balloon pulmonary valvuloplasty. From June 1998 to January 2012, percutaneous balloon pulmonary valvuloplasty for congenital pulmonary valve stenosis was performed in 98 patients (50 males, 48 females, ...
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