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Related Concept Videos

Urinary Tract Calculi IV: Nutrition Therapy and Prevention01:27

Urinary Tract Calculi IV: Nutrition Therapy and Prevention

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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,...
308
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)...
143
Urinary Tract Calculi V: Nursing Management01:28

Urinary Tract Calculi V: Nursing Management

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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...
221
Urinary Tract Calculi I: Introduction01:28

Urinary Tract Calculi I: Introduction

349
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...
349
Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations01:26

Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations

324
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...
324
Urinary Tract Calculi VI: Surgical Management01:25

Urinary Tract Calculi VI: Surgical Management

271
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...
271

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Related Experiment Video

Updated: Dec 28, 2025

Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis
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Water for preventing urinary stones.

Yige Bao1, Xiang Tu2, Qiang Wei1

  • 1West China Hospital, Sichuan University, Department of Urology, No. 37, Guo Xue Xiang, Chengdu, Sichuan, China, 610041.

The Cochrane Database of Systematic Reviews
|February 12, 2020
PubMed
Summary
This summary is machine-generated.

Increasing daily water intake may reduce urinary stone recurrence in individuals with a history of stones. This systematic review found limited evidence, highlighting the need for more research on primary prevention and adverse effects.

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Area of Science:

  • Nephrology
  • Urology
  • Preventive Medicine

Background:

  • Urinary stone disease is prevalent and recurs frequently.
  • Observational studies suggest increased water intake aids prevention, but evidence strength is limited.

Purpose of the Study:

  • To evaluate the efficacy of increased water intake versus standard intake for preventing urinary stone formation.
  • To compare effects in participants with and without a history of urinary stones.

Main Methods:

  • Systematic search of PubMed, EMBASE, and Cochrane Library up to October 2019.
  • Inclusion of randomized controlled trials (RCTs) and quasi-RCTs.
  • Data extraction and risk of bias assessment by two independent reviewers; GRADE criteria for evidence certainty.

Main Results:

  • No RCTs found for primary prevention of urinary stones.
  • One RCT (220 participants) for secondary prevention showed increased water intake (≥2.0 L/day) may reduce stone recurrence (RR 0.45) and prolong time to recurrence (HR 0.40).
  • Evidence certainty was low due to study limitations and imprecision; no adverse events were reported.

Conclusions:

  • No RCT evidence supports increased water intake for primary prevention of urinary stones.
  • Increased water intake may reduce recurrence in patients with a history of urinary stones, but confidence in findings is limited.
  • Further research is needed to confirm benefits and assess potential adverse events.