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Related Concept Videos

Urinary Tract Calculi VI: Surgical Management01:25

Urinary Tract Calculi VI: Surgical Management

588
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...
588
Urinary Tract Calculi V: Nursing Management01:28

Urinary Tract Calculi V: Nursing Management

330
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...
330
Urinary Tract Calculi III: Medical Management01:30

Urinary Tract Calculi III: Medical Management

285
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)...
285
Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations01:26

Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations

452
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...
452
Urinary Tract Calculi I: Introduction01:28

Urinary Tract Calculi I: Introduction

587
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...
587
Urinary Tract Calculi IV: Nutrition Therapy and Prevention01:27

Urinary Tract Calculi IV: Nutrition Therapy and Prevention

455
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,...
455

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Related Experiment Video

Updated: Feb 17, 2026

Author Spotlight: Developing a Bedside Protocol for Kidney and Genitourinary Ultrasonography
03:19

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[Urolithiasis].

Z Piasecki1, M Wyczółkowski

  • 1Wojewódzki Szpital Specjalistyczny im. Ludwika Rydygiera Oddział Urologii, Kraków.

Przeglad Lekarski
|March 23, 1999
PubMed
Summary

Urinary calculi, common in adults aged 25-50, are often calcium oxalate or phosphate stones. Prevention focuses on reducing crystal concentration and enhancing inhibitors to prevent recurrence.

Area of Science:

  • Urology
  • Nephrology
  • Biochemistry

Context:

  • Urinary calculi (stones) affect individuals typically aged 25-50.
  • Stones are commonly composed of calcium oxalate and phosphate, or ammonia-magnesium phosphate in infected urine.
  • Both local and systemic factors, including urine composition and infections, contribute to stone formation.

Purpose:

  • To review the epidemiology, risk factors, and current treatment modalities for urinary calculi.
  • To highlight the importance of metaphylaxis in preventing stone recurrence.

Summary:

  • Epidemiological studies have not identified specific environmental triggers for urinary stone formation.
  • Key factors influencing stone development include urine specific gravity, concentration of crystallization inhibitors, hypercalciuria, urine acidity, hyperoxaluria, and urinary tract infections.

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  • Treatment strategies vary based on stone location and type, employing techniques like ESWL, PCNL, URS, and transurethral lithotripsy, with metaphylaxis crucial for recurrence prevention.

    • Impact:

    • Provides a comprehensive overview of urinary calculi, aiding clinicians in diagnosis and management.
    • Emphasizes the multifactorial nature of stone formation and the significance of preventive strategies.
    • Informs patient education regarding lifestyle modifications and adherence to metaphylactic regimens.