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: Unknown
New born male baby presented with congestive heart failure.  On examination enlarged fontanelles, a loud cranial bruit and following radiological finding was noted-the most likely diagnosis: 
Select and explain. 
A. Sinus peri cranii, B. Vein of Galen malformation, C. Arachnoid cyst, D. Dandy walker malformation
B: Vein of Galen malformation
Answer: B: Vein of Galen malformation 
Explanation: Ref. Grainger and Allison's Diagnostic Radiology. Page. 189