This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urethra & Penis, Subject name: Surgery
True about torsion of testis is all except: 
Select and explain. 
A. Presents with sudden pain in testis, B. Commonly associated with pyuria, C. Doppler U/S shows decreased blood flow to the testis, D. Simultaneous orchidopexy of the other side should also be done
B: Commonly associated with pyuria
Answer: B: Commonly associated with pyuria 
Explanation: Ans. (b) Commonly associated with pyuriaRef: Smith 17th Edition, Page 704* Epididymo orchitis is associated with pyuria* Torsion has nothing to do with pyuriaAbnormalities predisposing to torsion of testis* Bell Clapper deformity: High investment of tunica vaginalis - testis hangs like a clapper in bell.* Inversion of testis: Most common predisposing factor* Separation of epididymis from body of testis