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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 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 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,...
215
Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

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DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
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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 I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

240
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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Renal Scintigraphy in Adults: An Update.

Bilge Volkan-Salanci1

  • 1Department of Nuclear Medicine, Sıhhiye, Hacettepe University Department of Nuclear Medicine, Altındağ, Ankara, Türkiye.

Seminars in Nuclear Medicine
|December 2, 2025
PubMed
Summary

Dynamic renal scintigraphy (DRS) quantifies kidney function using radiopharmaceuticals. Artificial intelligence may simplify complex analysis, advancing clinical research in nuclear medicine.

Area of Science:

  • Nuclear Medicine
  • Radiopharmacy
  • Medical Imaging

Background:

  • Dynamic renal scintigraphy (DRS) has been a clinical tool since the 1970s.
  • It assesses kidney perfusion, concentration, and excretion functions.
  • Radiopharmaceuticals are excreted via glomerular filtration or tubular extraction.

Purpose of the Study:

  • To review key parameters in DRS for clinical practice and research.
  • To highlight advancements in radiopharmaceuticals and imaging technology.
  • To explore the potential of artificial intelligence in renal analysis.

Main Methods:

  • Review of established DRS parameters and guidelines.
  • Discussion of radiopharmaceutical development and technological innovations.
  • Exploration of artificial intelligence applications in image processing.

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Main Results:

  • DRS provides quantitative assessment of renal function.
  • Newer technologies allow faster scans with lower radiation doses and better resolution.
  • Current analysis and quantification can be complex for physicians.

Conclusions:

  • DRS is crucial for evaluating kidney function.
  • Advancements enhance imaging capabilities but complicate analysis.
  • Artificial intelligence offers a promising solution for simplifying DRS quantification and advancing clinical research.