This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
All of the following are cyanotic hea diseases, Except : 
Select and explain. 
A. TOF, B. PDA, C. Tricuspid Atresia, D. Eisenmenger's complex
B: PDA
Answer: B: PDA 
Explanation: Answer is B (PDA) Patent Ductus Aeriosus is not classified as a cyanotic congenital hea disease. PDA is an Acyanotic Hea disease with Left to Right shunt