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Related Concept Videos

Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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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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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 III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

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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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Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

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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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Urinary Tract Calculi VI: Surgical Management01:25

Urinary Tract Calculi VI: Surgical Management

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Procedures for Kidney StonesMedical intervention is necessary when kidney stones or renal calculi are too large to pass spontaneously (typically greater than 5 millimeters) when stones are accompanied by symptomatic infection (such as fever or pyelonephritis), when they impair kidney function, or when they cause persistent symptoms like severe pain, nausea, or urinary retention. Additionally, patients with only one kidney or those who cannot be treated with medical management also require...
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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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Updated: Jul 16, 2025

Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography
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[Imaging for urolithiasis].

Martin Schönthaler1,2, A Miernik3

  • 1Universitätsklinikum Freiburg, Freiburg, Deutschland. martin.schoenthaler@uniklinik-freiburg.de.

Urologie (Heidelberg, Germany)
|September 13, 2023
PubMed
Summary
This summary is machine-generated.

Low-dose computed tomography and advanced ultrasound significantly reduce radiation exposure for kidney stone (urolithiasis) diagnosis and treatment. Artificial intelligence further personalizes patient care through automated detection and tailored therapies.

Keywords:
Computed tomographyKidney stonesUrethral stonesUrinary stonesUrography

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Area of Science:

  • Medical Imaging
  • Urology
  • Radiology

Context:

  • Recent advancements in (ultra-)low dose computed tomography (CT) programs have significantly reduced radiation exposure in urolithiasis diagnostics.
  • High availability and expertise in ultrasound diagnostics, particularly in Germany, offer a radiation-free alternative for various imaging needs.
  • International guidelines now recommend low-dose CT and ultrasound as first-line diagnostic modalities for urolithiasis.

Purpose:

  • To highlight the shift towards reduced radiation exposure in urolithiasis imaging.
  • To emphasize the complementary roles of advanced CT and ultrasound in modern urolithiasis management.
  • To explore the integration of artificial intelligence (AI) in enhancing diagnostic accuracy and treatment personalization.

Summary:

  • Low-dose CT and ultrasound imaging are increasingly replacing traditional radiation-heavy procedures in urolithiasis, offering improved safety and accessibility.
  • Technical innovations enhance imaging resolution, improving diagnostic sensitivity and specificity, especially for vulnerable populations like children and pregnant women.
  • Artificial intelligence (AI) is being integrated for automated stone detection, characterization, prognosis modeling, and personalized treatment and prophylaxis strategies.

Impact:

  • Reduced radiation exposure for patients undergoing urolithiasis diagnostics and treatment.
  • Improved diagnostic capabilities, particularly for sensitive patient groups.
  • Enhanced personalization of urolithiasis care through AI-driven insights and tailored therapeutic approaches.