tetralogy of Fallot

American  

[fa-loh] / fæˈloʊ /

noun

Pathology.

1. a congenital malformation of the heart characterized by an abnormal opening in the septum dividing the ventricles, misplacement of the aorta so that it receives blood from both ventricles instead of only the left ventricle, narrowing of the pulmonary artery, and enlargement of the right ventricle.

---

tetralogy of Fallot Scientific  

/ tĕ-trăl′ə-jē,-trŏl′-;fă-lō′ /

1. A congenital malformation of the heart characterized by a defect in the ventricular septum, misplacement of the origin of the aorta, narrowing of the pulmonary artery, and enlargement of the right ventricle. It is named after its describer, French physician Etienne-Louis Arthur Fallot (1850–1911).

---

Etymology

Origin of tetralogy of Fallot

After Étienne Fallot, French physician who named the disease in 1888

Example Sentences

Billy was born with a condition called tetralogy of Fallot with pulmonary atresia, a severe heart defect that occurs in approximately one in 2,500 babies.

From Los Angeles Times • May 28, 2024

Billy Kimmel has tetralogy of Fallot with pulmonary atresia - a hole in the wall separating the right and left sides of the heart and a blocked pulmonary valve.

From Washington Times • May 3, 2017

Billy Kimmel has tetralogy of Fallot with pulmonary atresia — a hole in the wall separating the right and left sides of the heart and a blocked pulmonary valve.

From Seattle Times • May 3, 2017

In the case of severe septal defects, including both tetralogy of Fallot and patent foramen ovale, failure of the heart to develop properly can lead to a condition commonly known as a “blue baby.”

From Textbooks • Jun. 19, 2013