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Related Concept Videos

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 V: Intravenous Urography and Retrograde Pyelography01:22

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IntroductionIntravenous Urography (IVU) and Retrograde Pyelography (RP) are important diagnostic imaging techniques used to evaluate the urinary system. These methods help identify structural abnormalities, obstructions, and functional issues in the kidneys, ureters, and bladder. Both procedures use iodine-based contrast media to enhance the visibility of urinary tract structures on X-ray images, though they differ in their methods and indications.1. Intravenous Urography (IVU)Intravenous...
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Uroflowmetry is a non-invasive urodynamic test designed to measure various aspects of urination, including volume, flow rate, and the time to void. This test is crucial for diagnosing and assessing conditions such as bladder outlet obstruction, bladder dysfunction, incomplete bladder emptying, incontinence, and urinary tract blockages caused by benign prostatic hyperplasia (BPH) and urethral strictures.Pre-Test Instructions:Before a uroflowmetry test, patients are typically advised to drink...
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Imaging Studies II: Ultrasonography01:24

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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 I: Kidney, Ureter, and Bladder Studies01:28

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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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Evaluation of Biomaterials for Bladder Augmentation using Cystometric Analyses in Various Rodent Models
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Establishing a Standard Protocol for the Voiding Cystourethrography.

Dominic Frimberger, Maria-Gisela Mercado-Deane,

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    |December 13, 2016
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    Summary
    This summary is machine-generated.

    The voiding cystourethrogram (VCUG) is a key diagnostic test for urologic conditions like vesicoureteral reflux. This updated protocol aims to standardize VCUG performance for improved patient safety and consistent results.

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    Area of Science:

    • Urology
    • Pediatric Radiology

    Background:

    • The voiding cystourethrogram (VCUG) is a common diagnostic tool for urologic conditions, particularly vesicoureteral reflux.
    • Current VCUG protocols are based on 1985 guidelines, with significant variations in practice observed across institutions.
    • Recent guidelines recommend VCUG for young children with urinary tract infections but lack standardized procedural details.

    Purpose of the Study:

    • To develop a consensus-based, updated protocol for performing and interpreting the voiding cystourethrogram.
    • To address the need for refined recommendations based on recent advancements and identified practice variations.
    • To enhance patient safety and standardize data acquisition during VCUG procedures.

    Main Methods:

    • A multidisciplinary approach involving the American Academy of Pediatrics (AAP) Section on Radiology and Section on Urology.
    • Incorporation of insights from the lead author of the original 1985 International Reflux Study.
    • Consideration of survey data revealing substantial variability in VCUG protocols among children's hospitals.

    Main Results:

    • Development of a new, consensus-driven protocol for voiding cystourethrogram.
    • The updated protocol aims to standardize the procedure and interpretation of VCUGs.
    • The process involved key stakeholders, including the original study's lead author and pediatric radiology chairpersons.

    Conclusions:

    • The established protocol provides a standardized approach to VCUG performance.
    • This standardization is expected to improve patient safety and the reliability of diagnostic information.
    • The updated guidelines address the evolving landscape of urologic diagnostics and pediatric care.