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Imaging Studies VII: Vascular Imaging

Imaging Studies VII: Vascular Imaging

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...

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...

Imaging Studies I: Kidney, Ureter, and Bladder Studies

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 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,...

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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...

Internal Anatomy of the Kidney

Internal Anatomy of the Kidney

The kidneys are essential organs in the human body, performing a myriad of tasks that maintain homeostasis and overall health.
Anatomical Position and Dimensions
The kidneys are retroperitoneal organs positioned against the posterior abdominal wall on either side of the spine, roughly between the twelfth thoracic and third lumbar vertebrae. Each kidney is typically 10-12 cm long, 5-6 cm wide, and 3-4 cm thick, weighing about 150 grams.
Renal Cortex
The outermost region of the kidney is the...

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Updated: Mar 1, 2026

Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography

Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography

Published on: June 21, 2024

Imaging features of solid renal masses.

Massimo Galia¹, Domenico Albano¹, Alberto Bruno¹

¹1 Department of Radiology, DIBIMED, University of Palermo, Palermo, Italy.

The British Journal of Radiology

|June 8, 2017

Summary

This summary is machine-generated.

Abdominal imaging detects many solid renal masses. This review highlights imaging features that help distinguish benign kidney tumors from malignant ones, aiding treatment decisions.

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Optical Clearing and Imaging of Immunolabeled Kidney Tissue

Optical Clearing and Imaging of Immunolabeled Kidney Tissue

Published on: July 22, 2019

Area of Science:

Radiology
Urologic Oncology

Background:

Abdominal imaging use has risen, increasing solid renal mass detection.
Imaging is vital for managing, surveilling, and treating renal lesions.
Differentiating benign from malignant renal masses via imaging is challenging due to overlapping features.

Purpose of the Study:

To review imaging characteristics of common solid renal masses.
To identify features suggesting a benign renal mass diagnosis.

Main Methods:

Review of imaging features of various solid renal masses.
Focus on differentiating benign from malignant lesions based on imaging findings.

Main Results:

Classical angiomyolipoma is a benign renal mass confidently identified by fat content on imaging.
Many benign and malignant renal masses share similar imaging features, complicating diagnosis.
Specific imaging findings can suggest a benign etiology for renal masses.

Conclusions:

Accurate characterization of solid renal masses using imaging is crucial for patient management.
Recognizing imaging patterns suggestive of benignity can help avoid unnecessary interventions.
Further research may improve the diagnostic accuracy of imaging for renal masses.