Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Acute Kidney Injury IV: Diagnostic Studies and Prevention

Acute Kidney Injury IV: Diagnostic Studies and Prevention

Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...

Chronic Kidney Disease III: Interprofessional Care

Chronic Kidney Disease III: Interprofessional Care

Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...

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...

Factors Affecting Renal Clearance: Renal Impairment

Factors Affecting Renal Clearance: Renal Impairment

Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...

Heart Failure Drugs: Inhibitors of Renin-Angiotensin System

Heart Failure Drugs: Inhibitors of Renin-Angiotensin System

The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...

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...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Abstracts International Scientific Day on Oxidative Stress, Aging, and Age-Related Diseases.

La Tunisie medicale·2026

Same author

Abstracts of the 14th Tunisian Congress of Nuclear Medicine, Tunis, May 2 & 3, 2025.

La Tunisie medicale·2026

Same author

2022 TUNISIAN NATIONAL CONGRESS OF MEDICINE ABSTRACTS.

La Tunisie medicale·2023

Same author

Evaluation of daily Laurus nobilis tea consumption on anxiety and stress biomarkers in healthy volunteers.

Archives italiennes de biologie·2023

Same author

Thromboembolic events in inflammatory bowel disease.

Journal de medecine vasculaire·2020

Same author

Subcutaneous phaeohyphomycosis caused by Amesia atrobrunnea in Kuwait.

Journal de mycologie medicale·2018

Search research articles

Related Experiment Video

Updated: Jun 17, 2026

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Published on: June 21, 2024

Captopril renography as a prognostic factor in obstructive hydronephrosis with preserved renal function.

S Ajmi¹, K Ben Ali, M Guezguez

¹Department of Nuclear Medicine, Sahloul's Hospital, Sousse, Tunisia. ajmi_sami@hotmail.com

Revista Espanola De Medicina Nuclear

|December 17, 2009

Summary

Supranormal differential renal function in obstructive hydronephrosis, defined as >55%, is controversial. This case study explores its significance and the prognostic role of captopril renography post-surgery.

More Related Videos

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Published on: July 8, 2025

A Modified Two Kidney One Clip Mouse Model of Renin Regulation in Renal Artery Stenosis

A Modified Two Kidney One Clip Mouse Model of Renin Regulation in Renal Artery Stenosis

Published on: October 26, 2020

Related Experiment Videos

Last Updated: Jun 17, 2026

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Point-of-Care Kidney and Genitourinary Ultrasound in Adults: Image Acquisition

Published on: June 21, 2024

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Transmesenteric Laparoscopic Pyeloplasty in Trendelenburg Position for Horseshoe Kidney with Hydronephrosis

Published on: July 8, 2025

A Modified Two Kidney One Clip Mouse Model of Renin Regulation in Renal Artery Stenosis

A Modified Two Kidney One Clip Mouse Model of Renin Regulation in Renal Artery Stenosis

Published on: October 26, 2020

Area of Science:

Nephrology
Urology
Radiology

Background:

Obstructive hydronephrosis can affect kidney function.
Supranormal differential renal function (>55%) in hydronephrosis is not well understood.
The prognostic significance of this finding requires further investigation.

Observation:

A case of obstructive hydronephrosis with supranormal differential renal function is presented.
Differential renal function was assessed using captopril renography before and after pyeloplasty.
This evaluation aimed to understand the kidney's response to obstruction and surgical intervention.

Findings:

Captopril renography can provide insights into renal function in hydronephrosis.
Post-surgical assessment of differential renal function is crucial.
The study discusses the potential of captopril renography as a prognostic indicator for surgical outcomes.

Implications:

Understanding supranormal function aids in diagnosing and managing hydronephrosis.
Captopril renography may help predict surgical success in obstructive hydronephrosis.
Further research is needed to clarify the role and management of supranormal differential renal function.