Some older dogs (over seven years) can lose control
of the urethral sphincter, which is the muscle that prevents urine from leaking out of the bladder.
(12) Interestingly, neutering also has been associated with an increased likelihood
of urethral sphincter incontinence in males.
It is usually caused by hormonal deficiencies that result in a loss of control
of the urethral sphincter (the muscle that prevents urine from leaking out of the bladder), but structural or neurological problems can also be involved.
Not exact matches
Phenoxybenzamine, for example, is used mainly to decrease internal
urethral sphincter tone, at a dose
of 0.5 mg / kg PO q24h.
Urethral Spasm: Inappropriate and painful contraction of the muscle of the bladder / urethral sp
Urethral Spasm: Inappropriate and painful contraction
of the muscle
of the bladder /
urethral sp
urethral sphincter.
If your dog gets recurring urinary tract infections, thus predisposing it to a struvite bladder stone, it is important to examine it for abnormal anatomy
of the vulva, for obesity, and problems with the
urethral sphincter.
Urethral Sphincter Mechanism Incompetence (USMI)(acquired urinary incontinence, mostly after spaying) is a diagnosis
of exclusion once all other disorders have been ruled out.
Several vital structures in the neck
of the bladder (junction with ureters and urethra,
urethral sphincter) usually prevent surgical excision
of tumors in this location.
Because other conditions can cause similar signs, it is very important that you have your veterinarian rule out spinal disease, pelvic bladder (where the bladder is located in the pelvis instead
of the belly), ectopic ureters (where the ureters open below their normal location), bladder stones, hormone imbalances (
urethral sphincter mechanism incompetence) and even bladder cancer.