This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
Which of the following is not a sign of pulmonary hydatidosis 
Select and explain. 
A. Waterlily sign, B. Rising sun sign, C. Meniscus sign, D. Drooping lilly sign
D: Drooping lilly sign
Answer: D: Drooping lilly sign 
Explanation: Drooping lilly sign is seen in neuroblastoma and duplication of ureter Duplication of ureter: Drooping lilly sign on IVP(Nonvisualized upper pole of a duplex system displaces the lower pole down, looking like a drooped down lilly flower on IVP Chracteristic signs of pulmonary hydatidosis Meniscus sign Double arc sign Moon sign Waterlily sign Crescent sign Ref: Wolfgang 2nd edition Pg no : 309