Hilum

Seminoma
28-year-old male presents with a right testicular pain.

US in the transverse and sagittal planes through the right testicle shows multicentric hypoechoic nodules some of which are hyper vascular.  One of neoplastic nodules appears to extend into the region of the head of the epididymis and insertion of the cord.

US in the sagittal plane through the normal sized right testicle shows multicentric hypoechoic nodules most likely reflecting malignant disease
Ashley Davidoff MD 133689
US in the transverse plane through the right testicle shows a hypoechoic nodule some of which appears to extend into the region of the head of the epididymis and insertion of the cord near the hilum.
Ashley Davidoff MD 133688
Doppler US in the transverse and sagittal planes through the right testicle shows multicentric hypoechoic nodules some of which are hyper vascular. One of neoplastic nodules appears to extend into the region of the head of the epididymis and insertion of the cord.
Ashley Davidoff MD 133699
Pathology:

Germ cell tumor with findings classical of seminoma.  There was involvement of the rete testis, and hilar stromal tissue.  The tumor penetrated the tunica albuginea. Multifocal angiolymphatic invasion TNM pT2 Nx Mx