File:Ultrasonography of orchitis.jpg|Doppler ultrasound of the scrotum of the same case, in the axial plane, showing orchitis (as part of epididymo-orchitis) as a hypoechogenic and slightly heterogenic left testicular tissue (right in image), with an increased blood flow. There is also swelling of peritesticular tissue.
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====Further workup====
If epididymitis is visualized, the scrotum should also be scanned for any potential abscess formation.
===Tuberculous epididymo-orchitis===