Items tagged “testes”

Non-seminomatous germ cell tumors (NSGCTs) are one of the main groups of germ cell tumors (the other being seminoma). Although they are made up of distinct histological entities, in general, they have similar radiographic appearances. They can, however, be found widely in the body, with variable...

Varicocele is the dilatation of the pampiniform plexus of veins, a network of many small veins found in the male spermatic cord. It is the most frequently encountered mass of the spermatic cord. Epidemiology The estimated incidence is at ~15% of the general male population and ~40% of subferti...

Testicular microlithiasis is a relatively uncommon condition that represents the deposition of multiple tiny calcifications throughout both testes.  The most common criterion for diagnosis is that of five microcalcifications in one testis, although definitions have varied in the past. In the ma...

Testicular seminomas are a type of germ cell tumor and the most common testicular tumors, accounting for ~45% of all primary testicular tumors. This article concerns itself only with testicular seminomas; however, seminomas can arise outside of the testis; most often within the anterior mediasti...

Testicular teratoma, unlike ovarian teratoma, is often aggressive in its biological behavior, and often exists as part of testicular mixed germ cell tumors.   Epidemiology Pure testicular teratomas account for only 4-9% of all testicular tumors. A similar number are seen in the context of test...

Testicular mixed germ cell tumors are, as the name suggests, testicular tumors composed of two or more types of germ cell tumor. They are considered to be part of non-seminomatous germ cell tumors, as it is that component which dictates prognosis and treatment.  Overall they account for over 10...

Testicular adrenal rests are a rare cause of a testicular mass. Terminology Testicular adrenal rests can be known by a variety of terms 2: testicular adrenal rest tumor (TART) testicular adrenal rest tissue testicular tumor of the adrenogenital syndrome testicular adrenal-like tissue Epid...