Related Experiment Video
Updated: Jun 11, 2026
07:45
Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis
Published on: February 9, 2021
Nutcracker syndrome with urolithiasis.
F Semsa Altugan1, Mesiha Ekim, Suat Fitöz
1Ankara University School of Medicine, Department of Pediatric Nephrology, Ankara, Turkey. saltugan2001@yahoo.com
Journal of Pediatric Urology
|July 3, 2010
Summary
Nutcracker syndrome, a rare condition compressing the left renal vein, can cause hematuria and proteinuria. This case highlights its importance in pediatric patients with unexplained kidney symptoms.
Area of Science:
- Nephrology
- Vascular Surgery
- Pediatric Medicine
Background:
- Nutcracker syndrome involves left renal vein compression between the superior mesenteric artery and aorta.
- Common symptoms include hematuria, flank pain, and proteinuria.
Observation:
- A 9-year-old boy presented with significant proteinuria, initially misdiagnosed as urolithiasis.
- Further investigation revealed nutcracker syndrome as the underlying cause.
Findings:
- Renal Doppler ultrasonography confirmed the diagnosis of nutcracker syndrome.
- The patient's proteinuria was directly linked to the compressed left renal vein.
Implications:
- This case underscores the need to consider nutcracker syndrome in pediatric patients with unexplained proteinuria and hematuria.
- Early diagnosis through imaging is crucial for appropriate management and preventing complications.
Related Concept Videos
01:26Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations
Renal calculi, commonly termed kidney stones, are crystalline solid masses that form in the kidneys but can occur at any point within the urinary system, encompassing the kidneys, ureters, bladder, and urethra.The pathophysiology of renal stones involves several key factors: supersaturation of the urine with stone-forming constituents, changes in urine pH, a decrease in urine volume, and the presence of substances that promote or inhibit stone formation.Supersaturation of Urine: This is the...
01:28Urinary Tract Calculi V: Nursing Management
AssessmentSubjective Data: Obtain a detailed health history, including any recent or chronic urinary tract infections, periods of immobilization, previous episodes of renal calculi, and medical conditions such as gout, benign prostatic hyperplasia, or hyperparathyroidism. Review the medication history for drugs that may influence stone formation, including allopurinol, analgesics, loop diuretics, or thiazide diuretics. Document the use of long-term indwelling catheters and any past surgical...
01:27Urinary Tract Calculi IV: Nutrition Therapy and Prevention
Management of renal calculi focuses on effective strategies like tailored nutrition and hydration therapy. Adjusting diet and fluid intake reduces stone formation and recurrence, making these interventions simple yet powerful in kidney stone prevention and management.Understanding Kidney StonesKidney stones form when calcium, oxalate, uric acid, and cystine concentrate and crystallize in urine. Factors contributing to their formation include genetic predisposition, certain medical conditions,...
01:30Urinary Tract Calculi III: Medical Management
The diagnosis of renal calculi involves several imaging techniques, including non-contrast CT scans and ultrasound. These methods help visualize kidney stones, assess their size and location, and detect possible obstructions. Additionally, Measuring urine pH is useful for diagnosing specific stone types, such as struvite (alkaline pH) and uric acid stones (acidic pH). Cystine stones are primarily linked to cystinuria, a genetic condition. A urinalysis helps detect blood in the urine (hematuria)...
01:25Urinary Tract Calculi VI: Surgical Management
Procedures for Kidney StonesMedical intervention is necessary when kidney stones or renal calculi are too large to pass spontaneously (typically greater than 5 millimeters) when stones are accompanied by symptomatic infection (such as fever or pyelonephritis), when they impair kidney function, or when they cause persistent symptoms like severe pain, nausea, or urinary retention. Additionally, patients with only one kidney or those who cannot be treated with medical management also require...
01:28Urinary Tract Calculi I: Introduction
Renal calculi, or kidney stones, are solid deposits of minerals and salts formed inside the kidneys. In medical terminology, "calculus" refers to the stone itself, while "lithiasis" describes the process of stone formation. Depending on their location within the urinary system, these stones may be classified as either urolithiasis, when situated within the urinary tract, or nephrolithiasis, when located within the kidneys. Each term signifies the specific impact of the stone.Predisposition...