Items tagged “testis”

66 results found
Article

Testicular cancer (staging)

The staging for testicular tumors is performed according to the TNM system with staging groupings. It can be remembered in its abbreviated form as:  stage I: confined to testis, epididymis, spermatic cord, scrotum stage II: lymph nodes involved but no distant metastases and serum tumor markers...
Article

Unilateral testicular lesions

The differential diagnosis for unilateral testicular lesions is wide-ranging.  Neoplastic Common seminoma (40-50% of testicular malignancies) non-seminomatous germ cell tumors: testicular teratoma testicular epidermoid (teratoma with ectodermal elements only) testicular choriocarcinoma t...
Article

Paratesticular lesions

Paratesticular lesions have a long list of differential diagnoses: neoplastic benign epididymal cyst (most common epididymal mass) scrotal tunica cysts tunica vaginalis cyst tunica albuginea cyst spermatic cord lipoma scrotal hemangioma: is of...
Article

Scrotolith

Scrotoliths, also known as scrotal pearls, are benign incidental extratesticular macrocalcifications within the scrotum. They frequently occupy the potential space of the tunica vaginalis or sinus of the epididymis. They are usually of no clinical significance 1,2. Epidemiology The prevalence ...
Article

Testicular cancer

Testicular cancers are the most common malignancy in men between the ages of 20 and 34 years. Epidemiology Testicular cancer is uncommon, accounting for less than 1% of all internal organ malignancies 2. The commonest histology of the tumor varies with the age of affected individuals. Over 90...
Article

Paratesticular tumors

A paratesticular mass may derive from a number of structures that surround the testis within the scrotum; most commonly, they derive from the spermatic cord.  Pathology The masses can be categorized as benign (70%) or malignant (30%). Etiology Benign spermatic cord lipoma (most common parat...
Case

Testicular teratoma

 Diagnosis certain
Maulik S Patel
Published 15 Jun 2010
94% complete
Ultrasound
Case

Testicular torsion

 Diagnosis certain
Frank Gaillard
Published 04 Oct 2010
91% complete
Ultrasound
Article

Testicular torsion

Testicular torsion occurs when a testis torts on the spermatic cord resulting in the cutting off of blood supply. The most common symptom is acute testicular pain and the most common underlying cause, a bell-clapper deformity. The diagnosis is often made clinically but if it is in doubt, an ultr...
Case

Testicular abscess

 Diagnosis certain
Frank Gaillard
Published 06 Oct 2010
85% complete
Ultrasound
Case

Testicular teratoma nodal metastases

 Diagnosis certain
Frank Gaillard
Published 06 Oct 2010
92% complete
CTUltrasound
Case

Testicular non-seminomatous germ cell tumor

 Diagnosis probable
Maulik S Patel
Published 10 Dec 2010
66% complete
Ultrasound
Article

Testicular cyst

Simple testicular cysts are usually nonpalpable and thus are detected incidentally. Radiographic features Ultrasound well-marginated imperceptible wall anechoic with posterior acoustic enhancement no flow on color Doppler MRI follows the signal characteristics of fluid on all pulse seque...
Case

Inguino scrotal hernia

 Diagnosis almost certain
Maulik S Patel
Published 23 Apr 2011
50% complete
Ultrasound
Article

Tubular ectasia of rete testis

Tubular ectasia of rete testis (rare plural: retia testes 8) represents dilated testicular mediastinal tubules.  Epidemiology This condition is more common in men over the age of 55 years. It is often bilateral, is frequently associated with spermatoceles and may occur as result of a vasectom...
Case

Seminoma (pathology)

 Diagnosis certain
Andrew Ryan
Published 12 Dec 2011
91% complete
Pathology
Case

Adenomatoid tumor of the scrotum (pathology)

 Diagnosis certain
Andrew Ryan
Published 27 Dec 2011
91% complete
Pathology
Article

Testicular yolk sac tumor

Testicular yolk sac tumor, also known as endodermal sinus tumor of the testis, is the most common childhood testicular tumor (80%), with most cases occurring before the age of two years 1. In adults, pure yolk sac tumor is extremely rare, however mixed germ cell tumor is commonly seen. Patholog...
Case

Hydrocele of spermatic cord and of tunica vaginalis

 Diagnosis probable
Maulik S Patel
Published 24 Apr 2012
63% complete
Ultrasound
Case

Testicular microlithiasis

 Diagnosis certain
Maulik S Patel
Published 05 May 2012
75% complete
Ultrasound