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: Radiology
Pseudokidney sign' on USG is seen in 
Select and explain. 
A. Trichobezoar, B. CA stomach, C. CA kidney, D. Polycystic kidney
B: CA stomach
Answer: B: CA stomach 
Explanation: Ans. CA stomach