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Urinary Tract Calculi VI: Surgical Management

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...

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)...

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,...

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...

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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IntroductionIntravenous Urography (IVU) and Retrograde Pyelography (RP) are important diagnostic imaging techniques used to evaluate the urinary system. These methods help identify structural abnormalities, obstructions, and functional issues in the kidneys, ureters, and bladder. Both procedures use iodine-based contrast media to enhance the visibility of urinary tract structures on X-ray images, though they differ in their methods and indications.1. Intravenous Urography (IVU)Intravenous...

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Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...

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Related Experiment Video

Updated: Dec 31, 2025

A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy

A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy

Published on: September 13, 2022

New devices for kidney stone management.

Russell S Terry¹, Patrick S Whelan, Michael E Lipkin

¹Duke Comprehensive Kidney Stone Center, Division of Urologic Surgery, Duke University Medical Center, Durham, North Carolina, USA.

Current Opinion in Urology

|January 3, 2020

Summary

Recent advancements in surgical devices for kidney stone management include Ho:YAG laser pulse modulation and novel mechanical lithotrites. A new thulium fiber laser is also under development for urological procedures.

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A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy

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Hydrodynamic Renal Pelvis Injection for Non-viral Expression of Proteins in the Kidney

Hydrodynamic Renal Pelvis Injection for Non-viral Expression of Proteins in the Kidney

Published on: January 8, 2018

Area of Science:

Urology
Medical Devices
Nephrology

Background:

Kidney stones (nephrolithiasis) affect a significant portion of the population.
Surgical management is often required for stone removal.
Technological advancements are crucial for improving treatment efficacy and patient outcomes.

Purpose of the Study:

To review recent technological developments in surgical devices for kidney stone management.
To provide an overview of innovations in endourology for urologists.
To assess the impact of new devices on surgical procedures for nephrolithiasis.

Main Methods:

Comprehensive literature review of endourology publications.
Analysis of conference abstracts and scientific presentations.
Examination of manufacturer documentation and FDA records.

Main Results:

Ho:YAG laser lithotripsy now features pulse modulation (e.g., 'Moses effect') for enhanced energy delivery.
Thulium fiber laser technology represents a novel laser source for lithotripsy, currently in development.
New mechanical lithotrites integrate ultrasonic, ballistic, and suction capabilities, showing high efficacy in studies.

Conclusions:

The range of surgical devices for kidney stone treatment is expanding with new technologies and modifications.
Adaptability of these novel devices to minimally invasive ('mini') procedures is essential for their clinical relevance.
Ongoing innovation in endourological instruments promises to enhance surgical management of kidney stones.