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Related Concept Videos

Urinary Tract Infection I: Introduction01:26

Urinary Tract Infection I: Introduction

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Urinary tract infections (UTIs) impact various parts of the urinary system, including the kidneys, ureters, bladder, and urethra. These infections are generally bacterial, with Escherichia coli being the most common causative agent, often originating from the gastrointestinal tract. However, other bacteria, such as Staphylococcus saprophyticus, Klebsiella pneumoniae, and Proteus mirabilis, are also known to cause UTIs. The type, location, and underlying complexity of the UTI guide both...
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Urinary Tract Infection II: Pathophysiology01:25

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The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
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Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

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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...
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Acute Pyelonephritis I: Introduction01:27

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Pyelonephritis is a bacterial infection that primarily affects the renal parenchyma and collecting system, including the renal pelvis, tubules, and interstitial tissue of one or both kidneys. It can be classified as either acute—a sudden, severe infection—or chronic, which refers to long-term or recurrent kidney infections.The primary cause of acute pyelonephritis (APN) is bacterial infection, with Escherichia coli accounting for approximately 70-80% of cases. Other bacteria, such...
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Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

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Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...
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Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations01:26

Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations

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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...
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Related Experiment Video

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Establishment and Characterization of UTI and CAUTI in a Mouse Model
08:40

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Encrusted cystitis and pyelitis

P Meria1, A Desgrippes, C Arfi

  • 1Department of Urology, Hôpital Saint-Louis, Paris, France.

The Journal of Urology
|June 17, 1998
PubMed
Summary
This summary is machine-generated.

Early diagnosis of encrusted cystitis and pyelitis, chronic bladder and kidney infections, is crucial. Prompt identification and treatment of these urea-splitting bacterial infections improve patient outcomes.

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Area of Science:

  • Urology
  • Infectious Diseases
  • Microbiology

Background:

  • Encrusted cystitis and pyelitis are chronic inflammations of the bladder and collecting system.
  • These conditions are characterized by mucosal encrustations caused by urea-splitting bacteria.

Purpose of the Study:

  • To review infectious diseases of encrusted cystitis and pyelitis.
  • To highlight diagnostic and treatment challenges.

Main Methods:

  • Literature search of MEDLINE (1985-1997) and earlier relevant articles.
  • Analysis of case reports and series, focusing on recent trends.

Main Results:

  • Increasing diagnoses in immunocompromised patients, especially renal transplant recipients.
  • Corynebacterium group D2 is the most frequent bacteria identified.
  • Diagnosis requires alkaline urine with calcified debris; prolonged cultures are needed.
  • Treatment involves antibiotics, urine acidification, and plaque excision.

Conclusions:

  • Early clinical and bacterial diagnosis can significantly improve the prognosis.
  • Treatment failure can lead to severe consequences, including graft nephrectomy.