Congenital Abnormalities of the Cardiovascular System
WikEM overview of Congenital heart diseases, including DDx, Evaluation, and Management: https://www.wikem.org/wiki/Congenital_heart_disease
Tetralogy of Fallot:
- Overview from WikEM: https://www.wikem.org/wiki/Tetralogy_of_fallot
- Signs: http://lifeinthefastlane.com/ccc/signs-of-tetralogy-of-fallot/