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: Surgery
Which of the following is the most common mediastinal mass? 
Select and explain. 
A. Thymoma, B. Bronchogenic cysts, C. Lymphoma, D. Neurogenic tumors
D: Neurogenic tumors
Answer: D: Neurogenic tumors 
Explanation: MC​ Mediastinal Mass:-
In Anterior Mediastinum: Thymoma.
In Middle Mediastinum: Bronchogenic cysts***.
In Posterior Mediastinum: Neurogenic tumors (overall most common).