Renal Ultrasound
Renal Ultrasound - Related Videos
06:38
Early Detection of Drug-Induced Renal Hemodynamic Dysfunction Using Sonographic Technology in Rats
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Cited by 14 •
2016
Early stage hemodynamic dysfunction is critical to the development of kidney disease. Yet, detection methodologies are limited. Recent advances in sonography provide a noninvasive, accurate option for early detection of kidney injury. This study outlines a step-by-step, sonographic methodology for detecting kidney dysfunction using a drug-induced nephrotoxicity rat model.
06:31
Murine Bilateral Renal Lymphadenectomy
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2025
This protocol describes a survival procedure for safe and well-tolerated murine bilateral renal lymphadenectomy.
18:48
Murine Renal Transplantation Procedure
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Cited by 20 •
2009
Renal transplantation in mice is a technically challenging procedure that requires careful post-operative care and treatment for success.
11:18
Direct Drug Delivery to Kidney via the Renal Artery
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2021
This manuscript describes a method for targeted delivery to a single kidney via a catheter placed in the infrarenal abdominal aorta in the mouse.
09:31
In Vivo, Percutaneous, Needle Based, Optical Coherence Tomography of Renal Masses
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Cited by 10 •
2015
Optical coherence tomography (OCT) is a high resolution imaging technique that allows analysis of tissue specific optical properties providing the means for tissue differentiation. We developed needle based OCT, providing real-time imaging combined with on-the-spot tumor differentiation. This publication describes a method for percutaneous, needle based OCT of renal masses.
FAQs
Image formation depends on how returning sound echoes are analyzed. Differences in those echoes allow the computer to display renal tissue, collecting systems, and surrounding structures in real time. This makes ultrasound useful for comparing kidney size and recognizing structural changes during a single clinical assessment.
Doppler ultrasound adds information about blood flow rather than focusing only on structural appearance. By evaluating flow within renal vessels, it broadens the examination beyond kidney size, tissue, and collecting-system findings. This distinction can help clinicians assess vascular information when structural imaging alone does not address the clinical question.
Renal ultrasound produces images with high-frequency sound waves instead of ionizing radiation. That characteristic supports repeated structural assessments when clinicians need to monitor disease over time. It also makes the technique valuable when evaluating renal or urinary-tract abnormalities while avoiding the radiation exposure associated with imaging methods that use ionizing energy.
The examination can reveal hydronephrosis, cysts, masses, kidney stones, and changes in renal size. These findings represent different types of structural information, including enlargement of collecting systems, discrete lesions, and overall kidney changes. Identifying them helps clinicians investigate suspected urinary obstruction, infection, or impaired kidney function.
Findings are interpreted in relation to the suspected clinical problem. Hydronephrosis can support evaluation for urinary obstruction, while structural changes and abnormalities may contribute to assessment of infection or impaired kidney function. Because the examination shows the kidneys and urinary tract in real time, it provides anatomical information alongside the clinical evaluation.
Renal ultrasound has value beyond an initial diagnostic examination. Its real-time imaging can support guidance during procedures, helping clinicians visualize relevant renal or urinary-tract structures as an intervention is performed. The same imaging capability permits follow-up examinations, allowing structural abnormalities and changes in renal size to be monitored over time.