Static and dynamic properties of random-field systems.
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Biomedical subjects
Publications and source records attributed to Y Shapir.
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Two infants with Pompe's disease (type II glycogenosis) showing echocardiographic evidence of obstructive cardiomyopathy are described. On M-mode and two-dimensional (2-D) echocardiography there was a severe hypertrophy of the interventricular septum, free, and posterior left ventricular wall with midsystolic closure of the aortic valve. The combined echocardiographic and electrocardiographic findings are helpful in the clinical diagnosis of this severe disease.
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Verapamil is a useful drug for treating supraventricular tachycardia; however, severe side effects occasionally have been reported in infants. We describe here our experience with the use of a 10 percent solution of intravenous calcium gluconate prior to the use of verapamil in infants with paroxysmal supraventricular tachycardia. In all the attacks verapamil converted the supraventricular tachycardia to sinus rhythm. We feel that calcium gluconate injected previous to verapamil can avoid the negative inotropic effects without interfering with the antiarrhythmic properties of verapamil.
A 6-day-old baby with a single arterial trunk arising from the aortic arch is reported. The baby had coarctation of aorta with patent ductus arteriosus and ostium primum atrial septal defect. A review of the literature in English reveals no other case reported of an infant with this association of anomalies.
We describe a unique case of a left coronary arteriovenous fistula arising from a left sinus of Valsalva aneurysm in a pregnant woman. The relevant diagnostic contributions of two-dimensional echocardiography, color flow Doppler, magnetic resonance imaging, and angiography are discussed. The hemodynamic manifestations of this anomaly in pregnancy and the eventual surgical correction are reviewed.