<prompt> Differentiation between epididymo-orchitis and torsion testis can be done with which of the following?Grey scale USColor Doppler USAngiographyMRI  <response>: Ans BUSG is quick, easily available and can be used to rapidly confirm or rule out diagnosis of torsion testes. Epididymo- orchitis will show increased vascularity while torsion testes while appear pauciavascular. 