Feline In some dogs and cats the ureters enter in the wrong place, hence the term "ectopic." This narrowing can lead to pressure and dilation of the entire ureter and kidney. An ectopic (displaced) ureter is a congenital abnormality in which one or both ureters open into the urethra or vagina. Courtesy of Ontario Veterinary College, In these topics.
In this study, urethral sphincter mechanism incompetence was the second most common disease (9/19), but was often accompanied by other congenital abnormalities and urinary tract infection. In male dogs, the ectopic ureter is often not associated with incontinence since the ureter has a narrowing at its opening. In both the male and the female cat urinary incontinence was the prominent feature. It is difficult to visualize the normal canine or feline ureters ultrasonographically; however, diagnosis of various abnormalities associated with ureteral dilatation is possible in many instances. In cats affected with ectopic ureter, the ureter completely bypasses the bladder and enters the urethra from outside of the bladder walls (extramural type). For ectopic ureters presumed to be extramural, although can be used for intramural as well, the recommended technique involves cutting of the distal ureter and re-suturing it in a more proper location into the urinary bladder. Bilateral ectopia affects both ureters, and unilateral ectopia affects one ureter. Jones Department of Veterinary Clinical Sciences , Massey University , Palmerston North & M.T. Ectopic ureter, cat. Aftercare and Outcome: Aftercare of these patients is dependent on the approach for treatment. Ectopic ureter (intravenous urogram) in a cat. Ectopic ureters were found to be the most common cause (10/19) of incontinence in one 8retrospective study of 19 cats presented for incontinence. Ectopic ureter in a male cat Hilary M. Burbidge Department of Veterinary Clinical Sciences , Massey University , Palmerston North , B.R. Diagnosis was made by excretion urography. Ectopic ureters in females are often associated with incontinence which is usually present from birth.
The luminal diameter of a nonobstructed distal feline ureter has been anecdotally reported to be approximately 0.4 mm, and 2.5-Fr ... when the animal is young and fails to house-train but occasionally does not begin until later in life. Merck and the Merck Veterinary Manual. Ectopic Ureter in Cats. The ureters are the small tubes that carry urine from the kidney to the bladder. Ureteral Anomalies. What are ectopic ureters? Mora Waihi Veterinary Club , Rosemount Road, Waihi, New Zealand Merck & Co., Inc., Kenilworth, NJ, USA is a global healthcare leader working to help the world be well. In … Normally they enter the bladder around the neck area, allowing it to fill with urine which is subsequently excreted. Two cases of ectopic ureters in cats are described.