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Related Concept Videos

Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

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,...
Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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

Imaging Studies I: Kidney, Ureter, and Bladder Studies

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...
Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

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...
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

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...
Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

Imaging Studies VI: Voiding Cystourethrography and Cystography

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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Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition
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Published on: June 21, 2024

Multimodality imaging in ureteric and periureteric pathologic abnormalities.

Ashish P Wasnik1, Khaled M Elsayes, Ravi K Kaza

  • 1Department of Radiology, University of Michigan Health System, Ann Arbor, 48109, USA. ashishw@med.umich.edu

AJR. American Journal of Roentgenology
|November 24, 2011
PubMed
Summary
This summary is machine-generated.

This study highlights multimodality imaging for ureteric and periureteric abnormalities. Understanding these imaging findings aids radiologists in diagnosing various conditions, including urothelial neoplasms.

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Area of Science:

  • Radiology
  • Urologic Imaging
  • Cross-sectional Imaging

Background:

  • Pathologic abnormalities of the ureter and surrounding tissues can present complex diagnostic challenges.
  • Accurate identification of ureteric and periureteric lesions is crucial for patient management.

Purpose of the Study:

  • To describe and illustrate the multimodality imaging features of diverse pathologic abnormalities affecting the ureteric wall and periureteric space.
  • To emphasize the utility of cross-sectional imaging in evaluating these conditions.

Main Methods:

  • Review of imaging studies demonstrating ureteric and periureteric abnormalities.
  • Correlation of imaging findings with pathologic diagnoses.
  • Emphasis on cross-sectional imaging modalities such as CT and MRI.

Main Results:

  • Multimodality imaging reveals a spectrum of findings for ureteric and periureteric pathologies.
  • Urothelial neoplasm is a significant concern, but various nonneoplastic entities also involve these areas.
  • Imaging characteristics differ between neoplastic and nonneoplastic conditions.

Conclusions:

  • Imaging plays a vital role in detecting and characterizing ureteric and periureteric abnormalities.
  • Radiologists can improve diagnostic accuracy by recognizing the diverse imaging manifestations of these conditions.
  • Knowledge of imaging findings facilitates the formulation of appropriate differential diagnoses for ureteric and periureteric pathologies.