tetralogy of Fallot

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tetralogy of Fallot

[tə′träl·ə·jē əv fa′lō]
(medicine)
A congenital abnormality of the heart consisting of pulmonary stenosis, defect of the interventricular septum, hypertrophy of the right ventricle, and overriding or dextroposition of the aorta. Also known as tetrad of Fallot.
References in periodicals archive ?
Teratogenic effect on the cardiovascular system has: alcohol (leads to more frequent formation of IVSD, open arterial duct, IASD), amfetamines (condition IVSD, transposition of great vessels), anticonvulsive preparations--hydantoin (conditions stenosis of pulmonary artery and aorta, aorta coarctation, open arterial duct) and trimethadione (transposition of great vessels, Fallot's tetralogy, hypoplasia of heart left side), lithium (Ebshtein anomaly, tricuspid valve atresia, IASD), progestogens (Fallot's teralogy, complex CHD) (Belacon and Podzaicov, 1991; Djordjikiya et al.
One fetus showed hemorrhagic lesions and two others had germinolytic cysts (for an example of cysts in a fetus with Fallot's tetralogy, see bottom figure, page 1, white arrows).
Twelve patients had congenital heart disease, of which 6 patients had ASD, 4 patients had VSD, 1 patient had coarctation of aorta with bicuspid aortic valve and 1 patient had corrected Fallot's tetralogy.
For example, of 10 children operated upon for Fallot's tetralogy, five survived.