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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 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 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 V: Nursing Management01:28

Urinary Tract Calculi V: Nursing Management

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...
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 VI: Surgical Management01:25

Urinary Tract Calculi VI: Surgical Management

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...

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Related Experiment Video

Updated: Jun 4, 2026

Photoselective Vaporesection of the Prostate via an End-firing Lithium Triborate Crystal Laser
07:17

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[Relationship between chronic prostatitis and prostatic calculus].

Hong-jie Chen1, Ning-gang Yang, Ju-jie Zhang

  • 1Department of Urology, The First People's Hospital of Lanzhou, Lanzhou, Gansu 730050, China. cyr2000816@sina.com

Zhonghua Nan Ke Xue = National Journal of Andrology
|March 1, 2011
PubMed
Summary
This summary is machine-generated.

Prostatic calculus (PC) is more common in men with chronic prostatitis (CP) than in healthy individuals. PC presence is linked to inflammation, aging, and longer symptom duration, but not NIH-CPSI scores.

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Area of Science:

  • Urology
  • Medical Imaging
  • Inflammation Research

Background:

  • Chronic prostatitis (CP) is a common urological condition.
  • The role of prostatic calculus (PC) in the pathogenesis and progression of CP remains incompletely understood.

Purpose of the Study:

  • To investigate the association between the presence of prostatic calculus (PC) and chronic prostatitis (CP).
  • To analyze the correlation of PC with clinical parameters in CP patients.

Main Methods:

  • Transperineal ultrasonography (TPUS) was employed to detect PC in 500 healthy volunteers and 491 CP patients.
  • Patients were categorized into CP and CP + PC groups.
  • NIH-CPSI scores, symptom duration, and white blood cell count in expressed prostatic secretion (ESP) were analyzed.

Main Results:

  • The incidence of PC was significantly higher in CP patients (42.2%) compared to controls (19.8%) (P < 0.01).
  • PC prevalence increased with age in both groups.
  • The CP + PC group exhibited significantly longer symptom duration and higher WBC counts in ESP compared to the CP group (P < 0.01), but no significant difference in NIH-CPSI scores (P < 0.05).

Conclusions:

  • Prostatic calculus is more prevalent in men with chronic prostatitis.
  • The presence of PC is associated with inflammation, aging, and prolonged symptom duration in CP patients.
  • Prostatic calculus presence does not correlate with NIH-CPSI scores in this cohort.