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Related Concept Videos

Urinary Tract Calculi I: Introduction01:28

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

Urinary 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)...
Urinary Tract Calculi IV: Nutrition Therapy and Prevention01:27

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

Urinary 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...
Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

A healthcare provider can diagnose a urinary tract infection (UTI) through several methods:Medical History and Symptoms: The provider will take a detailed medical history and ask about symptoms such as frequent urination, burning sensation during urination, and lower abdominal pain.Urinalysis: A clean-catch urine sample is collected in a sterile container and tested for the presence of bacteria, white blood cells (leukocytes), nitrites, blood, and protein. The presence of leukocytes and...
Urologic Endoscopic Procedure: Cystoscopic Examination01:28

Urologic Endoscopic Procedure: Cystoscopic Examination

Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...

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Related Experiment Video

Updated: May 11, 2026

Implementing Patch Clamp and Live Fluorescence Microscopy to Monitor Functional Properties of Freshly Isolated PKD Epithelium
08:46

Implementing Patch Clamp and Live Fluorescence Microscopy to Monitor Functional Properties of Freshly Isolated PKD Epithelium

Published on: September 1, 2015

Update on cystinuria.

Nicola Sumorok1, David S Goldfarb

  • 1Nephrology Section, New York Harbor VA Healthcare System, and Nephrology Division, New York University School of Medicine, New York, New York, USA.

Current Opinion in Nephrology and Hypertension
|May 14, 2013
PubMed
Summary
This summary is machine-generated.

Cystinuria, a rare genetic kidney stone disease, has seen recent advances in monitoring and classification. New compounds show promise for future therapies, offering hope for improved patient management.

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Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis
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Microscopic Cyst Resection for the Treatment of Patients Diagnosed with Epididymal Cyst
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Microscopic Cyst Resection for the Treatment of Patients Diagnosed with Epididymal Cyst

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Related Experiment Videos

Last Updated: May 11, 2026

Implementing Patch Clamp and Live Fluorescence Microscopy to Monitor Functional Properties of Freshly Isolated PKD Epithelium
08:46

Implementing Patch Clamp and Live Fluorescence Microscopy to Monitor Functional Properties of Freshly Isolated PKD Epithelium

Published on: September 1, 2015

Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis
07:45

Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis

Published on: February 9, 2021

Microscopic Cyst Resection for the Treatment of Patients Diagnosed with Epididymal Cyst
03:10

Microscopic Cyst Resection for the Treatment of Patients Diagnosed with Epididymal Cyst

Published on: March 31, 2023

Area of Science:

  • Nephrology
  • Genetics
  • Rare Diseases

Background:

  • Cystinuria is a rare genetic disorder characterized by increased urinary cystine excretion.
  • This leads to recurrent, large kidney stones, causing significant patient morbidity.
  • Current treatment focuses on preventing stone formation, with limited therapeutic advances in recent decades.

Purpose of the Study:

  • To review recent developments in the monitoring and treatment of cystinuria.
  • To highlight promising advancements for improved patient care and management protocols.

Main Methods:

  • Review of recent literature and clinical findings in cystinuria research.
  • Analysis of new diagnostic tools and therapeutic compound discoveries.
  • Examination of advancements in disease classification and patient data collection.

Main Results:

  • A new method, 'cystine capacity,' aids in monitoring urinary cystine and stone risk.
  • Genotype-based classification offers improved accuracy over previous phenotypic systems.
  • In vitro studies identify compounds that inhibit cystine crystal growth, progressing to animal models.
  • The Rare Kidney Stone Consortium is establishing a patient registry for further research.

Conclusions:

  • Recent progress in cystinuria monitoring and treatment offers new avenues for management.
  • The development of novel therapies and improved diagnostic tools is anticipated.
  • Gathering clinical data is crucial for establishing new and effective management protocols.