Related Experiment Video
Updated: Sep 28, 2025

Recurrent Escherichia coli Urinary Tract Infection Triggered by Gardnerella vaginalis Bladder Exposure in Mice
Published on: December 4, 2020
Approach to Persistent Microscopic Hematuria in Children
Mahmoud Kallash1, Michelle N Rheault2
1Division of Pediatric Nephrology, Nationwide Children's Hospital, Columbus, Ohio.
Persistent microscopic hematuria in children is common. This review guides pediatricians in evaluating causes, distinguishing serious kidney diseases from benign conditions, and optimizing care.
Area of Science:
- Pediatric Nephrology
- Urology
- Internal Medicine
Background:
- Persistent isolated microscopic hematuria affects ~0.25% of children.
- Causes range from benign to serious, including urologic issues, kidney stones, and glomerular diseases.
- Distinguishing progressive kidney disease is crucial for appropriate management.
Purpose of the Study:
- To review potential causes of microscopic hematuria in children.
- To provide a framework for initial evaluation and monitoring.
- To aid clinicians in differentiating serious kidney conditions from other causes.
Main Methods:
- Literature review of causes and diagnostic approaches.
- Framework development for pediatric microscopic hematuria evaluation.
- Discussion of monitoring strategies.
Main Results:
- Microscopic hematuria has diverse etiologies.
- A systematic approach is necessary for accurate diagnosis.
- Early identification of progressive kidney disease is key.
Conclusions:
- A structured evaluation framework is essential for managing pediatric microscopic hematuria.
- This approach aims to minimize unnecessary testing while ensuring timely diagnosis of significant conditions.
- Optimizing patient care requires careful consideration of multiple potential causes.
Related Concept Videos
Acute Pyelonephritis II: Diagnostic Studies and Management
Urine Studies I: Urinalysis
Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care
Urinary Tract Calculi III: Medical Management
Urinary Tract Infection IV: Nursing Management

