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Related Concept Videos

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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Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

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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Kidney Transplant II: Surgical Procedure01:26

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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...
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Acute Pyelonephritis I: Introduction01:27

Acute Pyelonephritis I: Introduction

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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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Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

Imaging Studies VI: Voiding Cystourethrography and Cystography

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Voiding Cystourethrography (VCUG) and Cystography are specialized radiographic procedures used to examine the structure and function of the bladder and urethra.Voiding Cystourethrography (VCUG)A Voiding Cystourethrogram (VCUG) is a diagnostic imaging procedure that assesses the anatomy and function of the lower urinary tract. It focuses on the bladder, bladder neck, and urethra, helping detect abnormalities such as vesicoureteral reflux (VUR)—the backward or reverse flow of urine into the...
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Urologic Endoscopic Procedure: Cystoscopic Examination01:28

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Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...
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In Vivo Luminal Measurement of Distension-Evoked Urothelial ATP Release in Rodents
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Pyonephrosis drained by double-J catheter.

Che-Wei Chang1,2,3, Chun-Nung Huang1,4

  • 1Department of Urology School of Medicine College of Medicine Kaohsiung Medical University Kaohsiung Taiwan.

Clinical Case Reports
|December 28, 2020
PubMed
Summary
This summary is machine-generated.

Retrograde ureteric stenting offers a safe and effective method for draining pyonephrosis, a severe kidney infection. This minimally invasive procedure has a lower complication rate than percutaneous nephrostomy.

Keywords:
double‐J catheterhydronephrosispyonephrosisureteric stent

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Area of Science:

  • Nephrology
  • Urology
  • Infectious Diseases

Background:

  • Pyonephrosis is an infectious disease characterized by obstructive hydronephrosis and suppurative destruction of the renal parenchyma.
  • Management options for pyonephrosis include percutaneous nephrostomy and nephrectomy.

Purpose of the Study:

  • To evaluate retrograde ureteric stenting as a treatment for pyonephrosis.
  • To compare the complication rates of retrograde ureteric stenting with percutaneous nephrostomy.

Main Methods:

  • A review of cases involving obstructive hydronephrosis and pyonephrosis.
  • Analysis of retrograde ureteric stenting procedures for pyonephrosis drainage.
  • Comparison of complication rates between retrograde ureteric stenting and percutaneous nephrostomy.

Main Results:

  • Retrograde ureteric stenting is a viable option for pyonephrosis drainage.
  • The complication rate associated with retrograde ureteric stenting is minimal.
  • Percutaneous nephrostomy has a complication rate of approximately 4%.

Conclusions:

  • Retrograde ureteric stenting is a safe and effective alternative for managing pyonephrosis.
  • The procedure offers a lower complication profile compared to percutaneous nephrostomy.
  • Further research may explore long-term outcomes of retrograde ureteric stenting in pyonephrosis management.