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
Floating water lily sign is seen in
assistant
The correct answer is  Ans. is 'c' i.e. Hydatid cyst Separated membranes floating with the cyst give the appearance of water lily.It is pathognomonic of hydatid cyst.