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  2. Ureteric stricture - Wikipedia

    en.wikipedia.org/wiki/Ureteric_stricture

    Kidney stones are becoming more common with time, and their incidence is believed to increase recently due to unhealthy diet habits. The passage of kidney stones into ureters might lead to their impaction and the development of local inflammatory process around the stone in addition to the obstruction of the ipsilateral kidney and build up of pressure manifested as hydronephrosis.

  3. Hydronephrosis - Wikipedia

    en.wikipedia.org/wiki/Hydronephrosis

    The obstruction causes dilation of the nephron tubules and flattening of the lining of the tubules within the kidneys which in turn causes swelling of the renal calyces. [4] Hydronephrosis can either be acute or chronic. In acute hydronephrosis, full recovery of kidney function is seen.

  4. Bladder outlet obstruction - Wikipedia

    en.wikipedia.org/wiki/Bladder_outlet_obstruction

    It is the most common cause of hydronephrosis detected in utero and is the most common anomaly detected on prenatal ultrasounds. [1] [2] It occurs in approximately 1 in every 1500 live births, is most commonly seen in males, involves the left ureter twice as often as the right ureter. [1] [2] UPJ obstruction is transient in most cases. [2]

  5. Why is my dog peeing so much? Vet explains the causes for ...

    www.aol.com/why-dog-peeing-much-vet-120000893.html

    Blood in urine: Blood or unusual urine color and odor can be signs of a possible infection or serious health issues such as bladder stones or cancer. Accidents: If your dog starts leaking urine ...

  6. Renal colic - Wikipedia

    en.wikipedia.org/wiki/Renal_colic

    Renal colic, also known as ureteric colic, is a type of abdominal pain commonly caused by obstruction of ureter from dislodged kidney stones.The most frequent site of obstruction is the vesico-ureteric junction (VUJ), the narrowest point of the upper urinary tract.

  7. Bladder stone - Wikipedia

    en.wikipedia.org/wiki/Bladder_stone

    Bladder stones may occur whenever the kidneys, bladder, or ureters become inflamed, which may occur when the urine becomes too concentrated or when the body becomes dehydrated. Minerals such as calcium and magnesium crystallize into the stones, which then can cause such symptoms as lower back or abdominal pain or difficulty with urination.

  8. Urethral stricture - Wikipedia

    en.wikipedia.org/wiki/Urethral_stricture

    A urethral stricture is a narrowing of the urethra, the tube connected to the bladder that allows urination. The narrowing reduces the flow of urine and makes it more difficult or even painful to empty the bladder. [1] Urethral stricture is caused by injury, instrumentation, infection, and certain non-infectious forms of urethritis. The ...

  9. Urinary tract obstruction - Wikipedia

    en.wikipedia.org/wiki/Urinary_tract_obstruction

    Urinary tract obstruction is a urologic disease consisting of a decrease in the free passage of urine through one or both ureters and/or the urethra. It is a cause of urinary retention. Complete obstruction of the urinary tract requires prompt treatment for renal preservation. [1]