Items tagged “urethra”

45 results found
Article

Urothelial cell carcinoma (urethra)

Urothelial cell carcinoma of the urethra (formerly transitional cell carcinoma) is rare and is almost always limited to the proximal urethra in men (membranous and prostatic). The vast majority of urethral malignancies are squamous cell carcinomas. This article concerns itself with transitional...
Case

Urethrocoele

  Diagnosis certain
Erik Ranschaert
Published 07 Oct 2010
92% complete
MRI Diagram
Article

Urethral diverticulum

Urethral diverticula, or urethroceles, are focal outpouchings of the urethra. They should not be confused with a ureterocele of the distal ureter. Epidemiology Urethral diverticula occur far more frequently in women than in men and are estimated to occur in 1-6% of women, especially those with...
Article

Tumors of the male urethra

Tumors of the male urethra are uncommon. They can be categorized both on the grounds of histology and location. Histology squamous cell carcinoma of the urethra: 80% urothelial/transitional cell carcinoma of the urethra: 15% (predominantly posterior urethra) adenocarcinoma of the urethra: 5%...
Article

Primary urethral malignant melanoma

Melanoma of the urethra is a very rare tumor of the male urethra and often presents as an invasive prostatic mass. As such it is usually referred to as primary prostatic malignant melanoma.
Case

Urethral diverticulum

  Diagnosis possible
Paresh K Desai
Published 19 Oct 2010
44% complete
X-ray
Case

Artificial urethral sphincter

  Diagnosis not applicable
The Radswiki
Published 20 Oct 2010
39% complete
CT
Case

Urethral diverticulum

  Diagnosis probable
The Radswiki
Published 20 Oct 2010
36% complete
CT
Case

Urethral diverticulum

  Diagnosis almost certain
The Radswiki
Published 20 Oct 2010
56% complete
MRI Annotated image
Case

Adenocarcinoma arising in a urethral diverticulum

  Diagnosis probable
Nasir Siddiqui
Published 20 Nov 2010
68% complete
MRI
Article

Artificial urethral sphincters

Artificial urethral sphincters, also known as inflatable artificial sphincters and urinary control systems, are devices used for the treatment of urinary stress incontinence (e.g. due to pelvic floor dysfunction in females or prostate surgery in males) and are sometimes used in combination with ...
Article

Urethral stricture

Urethral strictures are relatively common and typically occur either in the setting of trauma or infection. Epidemiology The demographics of the affected population is dictated by the etiology, but in general, it is safe to say that adult males make up the vast majority of cases. Clinical pre...
Article

Posterior urethral valves

Posterior urethral valves (PUV), also referred to as congenital obstructing posterior urethral membranes (COPUM), are the most common congenital obstructive lesion of the urethra and a common cause of obstructive uropathy in infancy. Epidemiology Posterior urethral valves are congenital and on...
Article

Keyhole sign (posterior urethral valves)

The keyhole sign is an ultrasonographic sign seen in boys with posterior urethral valves. It refers to the appearance of the proximal urethra (which is dilated) and an associated thick walled distended bladder which on ultrasound may resemble a keyhole.
Case

Posterior urethral valves

  Diagnosis certain
Hani Makky Al Salam
Published 20 Apr 2011
94% complete
Fluoroscopy
Case

Prostatic utricle cyst

  Diagnosis possible
Hani Makky Al Salam
Published 25 Apr 2011
38% complete
Fluoroscopy Ultrasound
Article

Urethral diverticulum adenocarcinoma

Urethral diverticulum adenocarcinoma is a rare occurrence in a urethral diverticulum. Epidemiology Urethral diverticulum seen in ~0.6-6% of women. In small series, only 3-6% of resected urethral diverticula show adenocarcinoma 3-4. Clinical features Urinary frequency, urgency, burning mictur...
Case

Renal and urethral calculi

  Diagnosis almost certain
Maulik S Patel
Published 27 Mar 2012
54% complete
X-ray
Case

Urethral calculus

  Diagnosis possible
Maulik S Patel
Published 19 Jun 2012
57% complete
Ultrasound
Case

Traumatic urethral transection

  Diagnosis certain
Saeed Soltany Hosn
Published 22 Oct 2012
88% complete
Fluoroscopy

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