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Related Concept Videos

Urinary Tract Infection IV: Nursing Management01:17

Urinary Tract Infection IV: Nursing Management

In managing urinary tract infections (UTIs) in nursing, a comprehensive assessment is essential. Begin by gathering subjective data, such as the patient’s complaints of dysuria (painful urination), urinary frequency, urgency, suprapubic pain, and any lower abdominal discomfort. This information can be complemented by questions regarding previous UTIs, sexual activity, and personal hygiene practices, which can provide insight into risk factors. Objective assessment should focus on signs like...
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 Infection III: Diagnostic Studies and Interprofessional Care01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

A healthcare provider can diagnose a urinary tract infection (UTI) through several methods:Medical History and Symptoms: The provider will take a detailed medical history and ask about symptoms such as frequent urination, burning sensation during urination, and lower abdominal pain.Urinalysis: A clean-catch urine sample is collected in a sterile container and tested for the presence of bacteria, white blood cells (leukocytes), nitrites, blood, and protein. The presence of leukocytes and...
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,...

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Updated: Jun 22, 2026

An Immature Murine Model of Reversible Unilateral Ureteral Obstruction
06:37

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Published on: April 4, 2025

Prenatal intervention for lower urinary tract obstruction.

David M Kitchens1, C D Anthony Herndon

  • 1University of Alabama at Birmingham, AL, USA. David.Kitchens@ccc.uab.edu

Thescientificworldjournal
|June 2, 2009
PubMed
Summary
This summary is machine-generated.

Severe fetal hydronephrosis with low amniotic fluid is rare but serious. Current literature on prenatal intervention is reviewed, with a key trial underway to assess shunting effectiveness.

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Published on: August 5, 2010

Area of Science:

  • Perinatology
  • Fetal Medicine
  • Pediatric Urology

Background:

  • Hydronephrosis is a common prenatal ultrasound finding, affecting up to 1% of fetuses.
  • Severe cases with oligohydramnios indicate a poor prognosis.
  • Prenatal intervention for severe fetal hydronephrosis is an area of ongoing research.

Purpose of the Study:

  • To review recent literature on prenatal interventions for severe fetal hydronephrosis with oligohydramnios.
  • To evaluate the current evidence regarding the efficacy of prenatal interventions in this high-risk group.

Main Methods:

  • Systematic review of recent scientific literature.
  • Analysis of outcomes from prenatal interventions reported in published studies.
  • Discussion of preliminary findings and ongoing research, including a randomized controlled trial.

Main Results:

  • Literature review indicates a need for more robust evidence on prenatal intervention outcomes.
  • A randomized controlled trial is currently investigating the benefits of prenatal vesicoamniotic shunting.
  • The trial aims to determine if shunting improves fetal survival and renal function.

Conclusions:

  • Prenatal intervention for severe hydronephrosis with oligohydramnios remains controversial due to limited data.
  • The ongoing randomized controlled trial is expected to provide critical insights into the value of prenatal vesicoamniotic shunting.
  • Further research is essential to establish optimal management strategies for this condition.