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Related Concept Videos

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...
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)...
Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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...
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 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...
Kidney Transplant II: Surgical Procedure01:26

Kidney Transplant II: Surgical Procedure

Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living donor...

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Updated: Jul 16, 2026

Surgical Model for Single-Staged Tissue-Engineered Urothelial Tubes in Minipigs
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Published on: July 5, 2024

Urinary diversion: options, patient selection, and outcomes.

Dipen J Parekh1, S Machele Donat

  • 1Department of Urology, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

Seminars in Oncology
|March 27, 2007
PubMed
Summary

Advancements in bladder cancer treatment have shifted urinary diversion goals from simple urine diversion to optimizing patient quality of life. Selecting the best urinary diversion requires a multidisciplinary approach considering cancer stage, comorbidities, and lifestyle adjustments.

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Technical Modification of the Terminal Ureter During Total Transperitoneal Laparoscopic Nephroureterectomy for Upper Urinary Tract Urothelial Carcinoma
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Technical Modification of the Terminal Ureter During Total Transperitoneal Laparoscopic Nephroureterectomy for Upper Urinary Tract Urothelial Carcinoma

Published on: November 22, 2019

Area of Science:

  • Urology
  • Oncology

Background:

  • Improved survival in bladder cancer patients undergoing radical cystectomy necessitates a re-evaluation of urinary diversion strategies.
  • The focus has shifted from basic urine diversion to enhancing patient quality of life post-surgery.

Purpose of the Study:

  • To explore the evolving landscape of urinary diversion selection after radical cystectomy for bladder cancer.
  • To identify optimal diversion techniques balancing cancer control, complication rates, and patient well-being.

Main Methods:

  • Review of current urinary diversion techniques including ileal conduit, ureterosigmoidostomy, continent cutaneous reservoirs, and orthotopic urethral diversions.
  • Discussion of patient selection criteria and functional outcomes.
  • Emphasis on a multidisciplinary approach involving patients and various medical specialists.

Main Results:

  • The choice of urinary diversion significantly impacts patient quality of life, cancer control, and complication risks.
  • A collaborative approach is crucial for tailoring diversion selection to individual patient needs and treatment goals.

Conclusions:

  • Urinary diversion selection is a complex decision influenced by cancer stage, patient comorbidities, and quality of life considerations.
  • The ideal approach involves a multidisciplinary team to ensure optimal functional outcomes and patient adjustment.