“Time is testicle.” Every minute drags by while you are awaiting your ultrasonographer to arrive to scan your patient to rule out testicular torsion. Why not take a quick look yourself? What are you looking for? This is an excellent PV card by Drs. Matthew Dawson and Mike Stone on the topic of testicular ultrasound, giving the basics about testicular torsion and acute epididymitis.
PV Card: Testicular Ultrasound
Adapted from 1,2
Go to the ALiEM Cards site for more resources.