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Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

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IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
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Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

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Voiding Cystourethrography (VCUG) and Cystography are specialized radiographic procedures used to examine the structure and function of the bladder and urethra.Voiding Cystourethrography (VCUG)A Voiding Cystourethrogram (VCUG) is a diagnostic imaging procedure that assesses the anatomy and function of the lower urinary tract. It focuses on the bladder, bladder neck, and urethra, helping detect abnormalities such as vesicoureteral reflux (VUR)—the backward or reverse flow of urine into the...
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Imaging Studies III: Computed Tomography01:27

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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
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Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

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Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
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IMAGING DIAGNOSIS--URINARY BLADDER DUPLICATION IN A CAT.

Alysa B Cook1, Cathy E Langston2, Anthony J Fischetti3

  • 1Internal Medicine Service, BluePearl Georgia Veterinary Specialists, Atlanta, GA, 30328.

Veterinary Radiology & Ultrasound : the Official Journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association
|August 21, 2014
PubMed
Summary
This summary is machine-generated.

Urinary incontinence in a kitten was linked to an unusual finding: duplicated urinary bladders, not ectopic ureteroceles. Histology confirmed this rare congenital anomaly, highlighting the need for broader differential diagnoses in feline urinary tract abnormalities.

Keywords:
hemibladderurinary bladder duplicationurinary incontinence

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Area of Science:

  • Veterinary Medicine
  • Comparative Pathology
  • Developmental Biology

Background:

  • Congenital anomalies of the urinary tract can present with complex clinical signs in felines.
  • Urinary incontinence and chronic kidney disease in young animals warrant thorough diagnostic investigation.
  • Distinguishing between ectopic ureteroceles and other cystic abdominal masses is crucial for accurate diagnosis.

Observation:

  • A female kitten exhibited chronic, intermittent urinary incontinence and chronic kidney disease.
  • Imaging revealed bilateral pelvic/ureteral dilation and unusual fluid-filled structures in the caudal abdomen.
  • Contrast studies showed contrast medium accumulating into these masses before filling the urinary bladder.

Findings:

  • Antemortem diagnosis was suspicious for bilateral ectopic ureteroceles.
  • Postmortem examination revealed the masses to be a urinary bladder duplication, characterized by smooth muscle walls and a common ostium.
  • Histological confirmation was necessary to differentiate urinary bladder duplication from ectopic ureteroceles.

Implications:

  • Urinary bladder duplication should be considered in the differential diagnosis for cats presenting with similar clinical and imaging findings.
  • This case underscores the importance of histological examination for definitive diagnosis of complex congenital urinary tract anomalies.
  • Accurate diagnosis of feline urinary tract abnormalities is essential for appropriate management and prognosis.