Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.

Tetralogy of Fallot

From Biology-Online Dictionary | Biology-Online Dictionary
Jump to: navigation, search



A congenital heart defect where there is a series of four symptoms: pulmonary stenosis, ventricular septal defect, dextroposition of the aorta (causing the aortic opening to override the septum and receive blood from both ventricles), and hypertrophy of right ventricle.


This condition is commonly observed in a blue baby at birth because of lack of sufficient oxygenation. This is treated by surgical means.

Also called: Fallot's tetrad