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: Medicine
Wheel chair sign of Quinn is used as a typical red flag sign in - 
Select and explain. 
A. Idiopathic parkinsonism, B. Duchenne muscular dystrophy, C. Becker's dystrophy, D. Thomson disease
A: Idiopathic parkinsonism
Answer: A: Idiopathic parkinsonism 
Explanation: Answer- A. Idiopathic parkinsonismWheelchair Sign is a Red Flag Sign described by Ouinn for the diagnosis of idiopathic Parkinsonism.The so called wheel chair sign of permanent dependency is more commonly associated with causes of parkinsonism other than Parkinson's disease