system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
The largest ovarian tumour is seen with?
assistant
The correct answer is  Ans. is 'a' i.e., Pseudomucinous cystodenomao Mucinous tumor tend to produce larger cystic masses, and some have been recorded with weights of more than 25 kg.