A Pediatric Radiology Textbook and Pediatric Radiology Digital Library
Pediatric Epididimo-Orchitis
Etiology: Staphylococcus aureus / Escherichia coli / viruses (in addition to sexually transmitted diseases)
US: hypervascularity of affected epididymis and or testicle when compared with contralateral side
Radiology Cases of Epididimo-Orchitis
Transverse color doppler US of the scrotum shows enlargement and hypervascularity of the bilateral crescent shaped epididymides when compared to their respective round testicles, to which they are lateral in position.Sagittal and transverse greyscale US of the left testicle (above) show a heterogenous appearance of the left testicle. Sagittal color doppler US of the left testicle shows increased blood flow to the left testicle and there was also increased blood flow to the left epididymis (not pictured). Sagittal (above left) and transverse (below left) color doppler US of the left testicle shows hypervascularity of the left epididymis and testicle when compared to the right testicle (above right).Sagittal color and spectral doppler US of the left (above) and right (below) testicles shows normal flow in the left testicle and increased flow in the right testicle.