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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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Urologic Endoscopic Procedure: Cystoscopic Examination01:28

Urologic Endoscopic Procedure: Cystoscopic Examination

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Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...
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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 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 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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Ultrasound II: Endoscopic Ultrasound and FibroScan01:25

Ultrasound II: Endoscopic Ultrasound and FibroScan

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Endoscopic Ultrasound (EUS) and FibroScan are valuable diagnostic tools in gastroenterology and hepatology, each with specific applications and techniques.
Endoscopic Ultrasound (EUS):
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Probe-based Confocal Laser Endomicroscopy of the Urinary Tract: The Technique
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[Enhanced imaging in urological endoscopy].

M C Kriegmair1, S Hein2, D S Schoeb2

  • 1Klinik für Urologie, Universitätsmedizin Mannheim, Medizinische Fakultät Mannheim der Universität Heidelberg, Heidelberg, Deutschland. maximilian.kriegmair@umm.de.

Der Urologe. Ausg. A
|December 10, 2020
PubMed
Summary
This summary is machine-generated.

Advanced endoscopy techniques improve bladder cancer detection and diagnosis. Innovations like photodynamic diagnostics and narrow band imaging enhance visualization, aiming for better patient outcomes and reduced recurrence rates.

Keywords:
Bladder cancerCystscopyFluorescencePhotodynamic imagingUrothelial carcinoma

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Area of Science:

  • Urology
  • Medical Imaging
  • Oncology

Background:

  • White light cystoscopy is standard for bladder tumor diagnosis.
  • Innovations in endoscopy aim to improve tumor detection rates.

Purpose of the Study:

  • To review advanced imaging modalities for bladder cancer detection.
  • To highlight the benefits of new endoscopic technologies.

Main Methods:

  • Discussion of ultra-high-resolution imaging, digital contrast enhancement.
  • Review of photodynamic diagnostics, narrow band imaging, and multispectral imaging.
  • Inclusion of probe-based techniques like optical coherence tomography (OCT) and Raman spectroscopy.

Main Results:

  • Photodynamic diagnostics and narrow band imaging show significant benefits in bladder cancer detection.
  • Multispectral imaging allows real-time combination of modalities.
  • OCT and Raman spectroscopy offer potential for "optical biopsy".

Conclusions:

  • Advanced endoscopic techniques optimize detection rates for more accurate diagnosis and resection.
  • Future research focuses on digitalizing documentation and integrating AI for surgical support.