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Related Concept Videos

Urinary Tract Calculi I: Introduction01:28

Urinary Tract Calculi I: Introduction

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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...
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Urinary Tract Calculi III: Medical Management01:30

Urinary Tract Calculi III: Medical Management

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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)...
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Cystic Fibrosis: Pathogenesis01:23

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Cystic fibrosis (CF), an autosomal recessive disorder, significantly affects the function of exocrine glands. This genetically inherited disease is characterized by the production of thick and sticky mucus, which can severely affect various organs and systems in the body.
CF is primarily caused by a genetic mutation in a chromosome 7 gene coding for the cystic fibrosis transmembrane conductance regulator (CFTR) protein. The most common gene mutation leading to CF is the ΔF508 mutation,...
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Urine Studies I: Urinalysis01:29

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Urinalysis is a widely used diagnostic test that analyzes urine's physical, chemical, and microscopic characteristics. Healthcare providers use it to detect and monitor various health conditions, including renal disease, urinary tract infections (UTIs), diabetes, and metabolic or systemic disorders.Components of UrinalysisUrinalysis consists of three primary components: physical, chemical, and microscopic examination. Each provides unique insights into the urine sample and, by extension, the...
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Urinary Tract Calculi IV: Nutrition Therapy and Prevention01:27

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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,...
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Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations01:26

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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...
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Updated: Feb 16, 2026

Implementing Patch Clamp and Live Fluorescence Microscopy to Monitor Functional Properties of Freshly Isolated PKD Epithelium
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Case Study - Case Studies in Cystinuria.

David S Goldfarb, Michael Grasso

    Urologic Nursing
    |December 15, 2017
    PubMed
    Summary
    This summary is machine-generated.

    Diagnosing and treating rare inherited metabolic disorders causing kidney stones is crucial for preventing kidney disease. This article details cystinuria, a common disorder, through two case studies.

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    Area of Science:

    • Nephrology
    • Metabolic Disorders
    • Genetics

    Background:

    • Rare inherited metabolic disorders can lead to recurrent, obstructive kidney stones.
    • Early diagnosis and management are vital to prevent chronic kidney disease (CKD) and end-stage renal disease (ESRD).
    • Cystinuria is the most prevalent rare kidney stone disorder.

    Observation:

    • Two case studies illustrate the diagnostic process for patients with cystinuria.
    • Management strategies for cystinuria are presented through these cases.

    Findings:

    • The cases highlight the clinical presentation and diagnostic challenges of cystinuria.
    • Effective management protocols for cystinuria were successfully applied.

    Implications:

    • Improved understanding of cystinuria diagnosis and treatment can enhance patient outcomes.
    • This approach can serve as a model for managing other rare inherited metabolic stone disorders.
    • Preventing stone obstruction is key to preserving renal function and avoiding CKD/ESRD.