This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Physiology
Bundle of kent seen in: 
Select and explain. 
A. Brugada syndrome, B. Romano - ward syndrome, C. Wolff-parkinson-white syndrome, D. Jervell and lange - Nielsen syndrome
C: Wolff-parkinson-white syndrome
Answer: C: Wolff-parkinson-white syndrome 
Explanation: Bundle of Kent is an abnormal conducting pathway that connects atria directly to ventricles, thereby bypassing the AV node (no A -V nodal delay) Thus, P - R interval on ECG is shoened - k/a delta wave - Triad of WPW: - Sho PR interval - Wide QRS complex - Delta wave