Posterior urethral obstruction was first classified by H. H. Young in 1919. The verumontanum, or mountain ridge, is a ... Dewan, Paddy (2014-07-19). "Posterior Urethral Obstruction: COPUM". Bangladesh Journal of Endosurgery. 2 (1): 29-32. doi: ... "Emedicine - Posterior urethral valves - overview and treatment". Emedicine. Retrieved July 26, 2010. "Posterior urethral valves ... that obstruction in the posterior urethra is more appropriately termed congenital obstructions of the posterior urethral ...

"Transvaginal Urethrolysis for Urethral Obstruction". Female Pelvic Surgery. Springer. pp. 131-143. doi:10.1007/978-1-4939-1504- ... His research in urethral strictures revealed that low-stage urethral strictures rarely progresses and does not require surgery ... Purohit co-developed the first staging system for anterior urethral strictures known as the Purohit-Blaivas anterior urethral ... "Transvaginal Urethrolysis for Urethral Obstruction" Female Pelvic Surgery ed. Firoozi F., Springer 2014. [ISBN 9781493915033] ...

Whilst crystals (as opposed to uroliths) do not alone cause a urethral obstruction, they aggravate the risk of it since they ... A full obstruction is a medical emergency and must be relieved by a vet immediately. Partial obstructions should also be ... "Feline Cystitis". Feline Cystitis "Urethral obstruction in cats , International Cat Care". icatcare.org. Retrieved 2020-10-11 ... Obstruction occurs almost exclusively in male cats due to their long, narrow urethra. There are two reasons why a cat may ...

Posterior urethral valves; urethral or meatal stenosis. These causes are treated surgically when possible. Bladder instability ... The obstructions may be anatomical or functional. Secondary VUR can be further divided into anatomical and functional groups. ... mechanism is initially intact and healthy but becomes overwhelmed by increased bladder pressures associated with obstruction, ...

Ideally, the urethral obstruction is removed or temporarily bypassed with urethral flushing (urohydropulsion) and the placement ... Rarely, an urethral obstruction cannot not be removed on initial presentation and emergency surgery must be performed ... PetPlace: What is a Perineal Urethrostomy? Carbone, M.G. (July 1, 1963). "Perineal Urethrostomy to Relieve Urethral Obstruction ... At this level, the urethra is considered wide enough to create an adequate stoma, or urethral opening. The urethra is sutured ...

"Current and emerging mechanical minimally invasive therapies for benign prostatic obstruction". Therapeutic Advances in Urology ... Prostatic urethral lift (marketed as Urolift) is a minimally invasive procedure for the treatment of benign prostatic ... Garcia, Cindy; Chin, Peter; Rashid, Prem; Woo, Henry H. (March 2015). "Prostatic urethral lift: A minimally invasive treatment ... "Prostatic urethral lift for the treatment of lower urinary tract symptoms in men with benign prostatic hyperplasia". The ...

8 days later the dog was euthanized because of a urethral obstruction. A necroscopy was performed where liver and ...

A novel temporary prostatic stent for the relief of prostatic urethral obstruction. BJU Int 2004;93:346-48 UroToday - European ... Benign prostatic hyperplasia (BPH) is the most common cause, but obstruction may also occur acutely after treatment for BPH ... They may cause mild discomfort They can become dislodged, leading to urinary obstruction or total incontinence. They can become ... Permanent stents are used to relieve urinary obstructions secondary to benign prostatic hyperplasia (BPH), recurrent bulbar ...

Therapeutic cystocentesis may be employed to relieve pressure buildup due to urethral obstruction. Therapeutic cystocentesis is ... A safer method of emptying the urinary bladder in this condition is by urethral catheterization. "Cystocentesis". Washington ...

Aspermia Ejaculatory duct obstruction Hypospermia Internal urethral sphincter Spermaturia "Retrograde ejaculation - MayoClinic. ... Another underlying cause for this phenomenon may be ejaculatory duct obstruction. During a male orgasm, sperm are released from ... who experience repeated episodes of retrograde ejaculation are often diagnosed with urethral stricture disease shortly after ...

Posterior urethral valves (PUV) is an obstruction at the level of the urethra. It occurs in approximately 1 in every 5000 to ... Ureteropelvic junction obstruction (UPJ obstruction) is an obstruction at the level of the ureter and renal pelvis. It is the ... Ureterovesicular junction obstruction (UVJ obstruction) is an obstruction at the level of the ureter and bladder. It accounts ... Urethral stenosis is a narrowing of the urethra that prevents urine from exiting the bladder. Bladder outlet obstruction can be ...

Renal failure and uremia will follow within 36-48 hours of complete urethral obstruction. The time from complete obstruction ... a thick protein matrix may cause urethral obstruction by itself though this is seen more rarely. Urethral plugs are described ... However, they can pose the risk of urethral obstruction if they accumulate in the bladder and are allowed to clump together to ... to form a urethral plug. A urethral plug can cause a complete blockage of the urethra and prevent urination. Even if there is ...

... improves bladder emptying in rats with partial urethral obstruction". The Journal of Urology. 185 (2): 731-6. doi:10.1016/j. ...

... of reversible cholinesterase inhibitors is contraindicated with those that have urinary retention due to urethral obstruction. ...

However, the Pembroke breed showed a higher proportion of deaths attributed to either kidney failure or urethral obstruction. ...

Symptoms, less likely in chronic obstruction, are pain radiating to the T11 to T12 dermatomes, anuria, nocturia, or polyuria.[ ... Causes include urolithiasis, posterior urethral valves and ureteral herniation. Diagnosis is based on results of bladder ... 71 (9): 491-3. doi:10.1016/S1726-4901(08)70155-2. PMID 18818145.[dead link] Treatment of ureteropelvic junction obstruction ... Treatment of the obstruction at the level of the ureter: Open surgery. Less invasive treatment: laparoscopic correction. ...

Instead of separate urethral and vaginal openings, there is an urogenital sinus that is often covered by tissue resulting from ... This common opening can predispose to urinary obstruction and infection. Stage 5 denotes complete male virilization, with a ... enclose the urethral groove so that it opens at the base of the phallus, on the shaft or even at the tip like a boy. ... The single small urethral/vaginal opening at the base or on the shaft of the phallus would be considered a hypospadias in a ...

He reportedly had uremia and a urethral obstruction, both of which deteriorated into Fournier gangrene, which killed him soon ... He also wrote an article on urethral obstructions in male patients (see above). Betances was also one of the first Puerto Rican ...

Some transverse septa are incomplete and may lead to dyspareunia or obstruction in labour. Diphallia Heinonen, Pentti K. (2006- ... Perez-Brayfield MR, Clarke HS, Pattaras JG (September 2002). "Complete bladder, urethral, and vaginal duplication in a 50-year- ... "Urology Care Foundation - What Causes Congenital Vaginal Obstruction?". www.urologyhealth.org. Retrieved 2018-03-09. Üstün Y; ...

Enlargement of the urinary collecting system is usually related to urinary obstruction and can include the pelvis, the calyces ... primary megaureter and posterior urethral valve (Figure 13). In the latter, both kidneys will be affected. In adults, ... Several conditions can result in urinary obstruction. In both adults and children, masses, such as abscesses and tumors, can ... However, in, e.g., urinary obstruction and vesicoureteric reflux with dilation of the ureter, the proximal part in continuation ...

This common opening can predispose to urinary obstruction and infection.[citation needed] Stage 5 denotes complete male ... The single small urethral/vaginal opening at the base or on the shaft of the phallus would be considered a hypospadias in a ... with a phallus intermediate in size and a small vaginal opening with separate urethral opening. Posterior labial fusion will be ... virilization, with a normally formed penis with the urethral opening at or near the tip. The scrotum is normally formed but ...

If these gels are made to be mucoadhesive they stick to the bladder wall and do not wash out or cause urethral obstruction. ... Drawbacks of using polymeric hydrogel formulations include the concern of urethral obstruction, the varying conditions of the ... Polymeric hydrogels have also been formulated to float on top of the urine to avoid wash out and obstruction without having to ... though this can cause issues with urethra obstruction, an additional hurdle in intravesical drug delivery. Permeability issues ...

Urethral stents are thin wires that are placed within the urethra to either treat or prevent obstruction of urine flowing from ... Anal sphincter dyssynergia can be caused by obstructions, but mostly improper relaxing of the anal sphincters or pelvic floor ...

https://expertscape.com/ex/urethral+obstruction "Benjamin Breyer, MD, MAS Named Program Director for the UCSF Urology Residency ... According to ExpertScape, Breyer is one of the top experts in urethral stricture disease and treatment worldwide. During the ... Breyer's research focuses on genitourinary reconstruction particularly urethral stricture disease, trauma, sexual medicine, and ... he specializes in complex urethral and penile reconstruction, male incontinence, male fistula, surgical treatment for erectile ...

It is commonly associated with decline in urethral resistance pressure. Hazzard's Geriatric Medicine and Gerontology (7th ed ... and a disease-specific approach for grading obstruction: from complex to simple". World Journal of Urology. 13 (1): 47-58. doi: ... Schäfer, Werner (1995). "Analysis of bladder-outlet function with the linearized passive urethral resistance relation, linPURR ...

The urethral sphincter is the muscular ring that closes the outlet of the urinary bladder preventing urine to pass outside the ... This usually happens with chronic obstruction of the bladder outlet or with diseases damaging the nerves supplying the urinary ... An incompetent urethral sphincter cannot prevent the urine from leaking out of the urinary bladder during activities that ... Urethral pressure normally exceeds bladder pressure, resulting in urine remaining in the bladder, and maintaining continence. ...

... bladder outlet obstruction in women and urethral strictures. Many of his peer-reviewed articles are on urethral reconstruction ... PMID 3352031 Cited by 537 articles as of 2019 Bladder outlet obstruction nomogram for women with lower urinary tract ... in women, and he has performed over 140 urethral reconstructions. He was president of the Urodynamic Society (1992 - 1993), and ...

This condition is now referred to as "Littre's hernia". He also described the mucous urethral glands of the male urethra. These ... Littre was the first to suggest the possibility of performing a lumbar colostomy for an obstruction of the colon. Jean Louis ...

... urethral obstruction, and overactive bladder, among others. The procedure is relatively short, ranging from fifteen minutes to ...

It helps demonstrate the reasons for difficulty in voiding, for example bladder muscle weakness or obstruction of the bladder ... Urethral pressure profilometry: measures strength of sphincter contraction. Electromyography (EMG) measurement of electrical ...