tetralogy of Fallot

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A form of congenital heart disease in which there is pulmonary stenosis, enlargement of the right ventricle, a ventricular septal defect, and in which the origin of the aorta lies over the septal defect. The affected child is blue (cyanosed) and frequently squats. The defect is corrected surgically. E. L. A. Fallot (1850–1911), French physician

Subjects: Medicine and Health.

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