This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Stomach & Duodenum, Subject name: Surgery
Most common cause of krukenberg tumor is: 
Select and explain. 
A. Ovarian cancer, B. Stomach cancer, C. Liver cancer, D. Small bowel cancer
B: Stomach cancer
Answer: B: Stomach cancer 
Explanation: Ans. (b) Stomach cancerRef: Sabiston's Textbook of surgery, 20th edition, Page 1216* Krukenberg tumor is bilateral ovary involvement by transcelomic spread* It is most commonly seen in gastric cancer