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Related Concept Videos

Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations01:26

Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations

32
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...
32
Urinary Tract Calculi III: Medical Management01:30

Urinary Tract Calculi III: Medical Management

16
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)...
16
Urinary Tract Calculi I: Introduction01:28

Urinary Tract Calculi I: Introduction

30
Renal calculi, or kidney stones, are solid deposits of minerals and salts formed inside the kidneys. In medical terminology, "calculus" refers to the stone itself, while "lithiasis" describes the process of stone formation. Depending on their location within the urinary system, these stones may be classified as either urolithiasis, when situated within the urinary tract, or nephrolithiasis, when located within the kidneys. Each term signifies the specific impact of the stone.Predisposition...
30
Urinary Tract Calculi VI: Surgical Management01:25

Urinary Tract Calculi VI: Surgical Management

20
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...
20
Urinary Tract Calculi V: Nursing Management01:28

Urinary Tract Calculi V: Nursing Management

23
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...
23
Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

24
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...
24

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Related Experiment Video

Updated: Aug 24, 2025

Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis
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[Type IVa2 urinary lithiasis and associated pathologies: About 3 cases].

Imen Gorsane1, Hayet Kaaroud2, Malek Karroubi3

  • 1Service de néphrologie et de médecine A, hôpital Charles-Nicolle de Tunis, boulevard 9 Avril, Beb Souika, 1006 Tunis, Tunisie; Faculté de médecine de Tunis, Tunis, Tunisie; Laboratoire de recherche en immunologie de la transplantation rénale et immunopathologie (LR03SP01), hôpital Charles-Nicolle de Tunis, boulevard 9 Avril, Beb Souika, 1006 Tunis, Tunisie.

Nephrologie & Therapeutique
|October 24, 2022
PubMed
Summary
This summary is machine-generated.

Type IVa2 urinary stones are rare and linked to specific conditions. Analyzing stone type aids in diagnosing distal renal tubular acidosis, even when done later in patient care.

Keywords:
Acidose tubulaire distale carbapatiteAnalyse morpho-constitutionnelleCarbapatiteDistal tubular acidosisMorpho-constitutional analysisUrolithiasesUrolithiasis

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Area of Science:

  • Nephrology
  • Urology
  • Pathology

Context:

  • Urinary lithiasis is a prevalent condition requiring etiological diagnosis for effective management.
  • Type IVa2 urinary stones are uncommon, possess distinct morphology, and indicate specific underlying pathologies.

Purpose:

  • To report and analyze cases of patients diagnosed with type IVa2 urinary lithiasis.
  • To highlight the importance of morpho-constitutional analysis in diagnosing rare stone types and associated diseases.

Summary:

  • A retrospective study of three female patients (average age 37.6 years) with type IVa2 renal lithiasis.
  • Recurrent renal colic was the primary symptom; stone analysis guided investigations for distal renal tubular acidosis.
  • Diagnoses included primary hyperparathyroidism (one case) and primary Gougerot-Sjögren's syndrome (one case, probable in another).

Impact:

  • Morphological and chemical determination of urolithiasis, even if delayed, is crucial for diagnosing distal tubular acidosis.
  • This analysis aids in identifying rare stone types and their associated systemic diseases, improving patient management.