Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Urine Studies I: Urinalysis

Urine Studies I: Urinalysis

Urinalysis is a widely used diagnostic test that analyzes urine's physical, chemical, and microscopic characteristics. Healthcare providers use it to detect and monitor various health conditions, including renal disease, urinary tract infections (UTIs), diabetes, and metabolic or systemic disorders.Components of UrinalysisUrinalysis consists of three primary components: physical, chemical, and microscopic examination. Each provides unique insights into the urine sample and, by extension, the...

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

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...

Urine Studies II: Urine Culture and Sensitivity Test

Urine Studies II: Urine Culture and Sensitivity Test

A urine culture and sensitivity test is a diagnostic procedure used to identify urinary tract bacterial infections and determine the most effective antibiotics for treatment. This test is generally preferred when a patient shows manifestations of a urinary tract infection, such as frequent or painful urination, cloudy or foul-smelling urine, or lower abdominal pain.Purpose of the TestThe primary goals of a urine culture and sensitivity test are to:Determine the specific bacteria causing the...

Acute Pyelonephritis II: Diagnostic Studies and Management

Acute Pyelonephritis II: Diagnostic Studies and Management

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...

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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...

Imaging Studies VI: Voiding Cystourethrography and Cystography

Imaging Studies VI: Voiding Cystourethrography and Cystography

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...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Precision measurements on oxygen formation in stellar helium burning with gamma-ray beams and a Time Projection Chamber.

Nature communications·2021

Same author

Nanodiamonds-induced effects on neuronal firing of mouse hippocampal microcircuits.

Scientific reports·2018

Same author

Tissue-specific control of midbody microtubule stability by Citron kinase through modulation of TUBB3 phosphorylation.

Cell death and differentiation·2015

Same author

Cat-Scratch Disease: Case Report and Review of the Literature.

Transplantation proceedings·2015

Same author

Unambiguous identification of the second 2+ state in 12C and the structure of the Hoyle state.

Physical review letters·2014

Same author

Evidence for triangular D3h symmetry in 12C.

Physical review letters·2014

Search research articles

Related Experiment Video

Updated: Jul 16, 2026

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing

Published on: May 8, 2021

[Urinalysis in Italy in 2006].

M Gai¹, G Lanfranco

¹Department of Internal Medicine, University of Turin, Turin - Italy. massimogai@katamail.com

Giornale Italiano Di Nefrologia : Organo Ufficiale Della Societa Italiana Di Nefrologia

|March 8, 2007

Summary

Standardization is lacking in urinalysis and proteinuria testing across Italian laboratories. This study highlights significant variability in methods, sample handling, and quality control, impacting diagnostic reliability.

Area of Science:

Clinical Chemistry
Laboratory Medicine
Nephrology

Context:

Urinalysis and proteinuria testing are essential clinical diagnostics.
Lack of standardization in these tests poses challenges for accurate patient assessment.
Assessing the current practices in Italy provides a benchmark for quality improvement.

Purpose:

To evaluate the state of urinalysis and proteinuria testing in Italian laboratories in 2006.
To identify variations in pre-analytical, analytical, and post-analytical phases.
To determine the extent of standardization and quality control implementation.

Summary:

A questionnaire survey of 282 Italian centers (82% response rate) revealed significant heterogeneity in urinalysis and proteinuria measurement.

More Related Videos

Cell-Free DNA Integrity Analysis in Urine Samples

Cell-Free DNA Integrity Analysis in Urine Samples

Published on: January 5, 2017

Real-Time Void Spot Assay

Real-Time Void Spot Assay

Published on: February 10, 2023

Related Experiment Videos

Last Updated: Jul 16, 2026

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing

Published on: May 8, 2021

Cell-Free DNA Integrity Analysis in Urine Samples

Cell-Free DNA Integrity Analysis in Urine Samples

Published on: January 5, 2017

Real-Time Void Spot Assay

Real-Time Void Spot Assay

Published on: February 10, 2023

Practices varied in urine sample collection, microscopy, centrifugation, reporting units, and protein measurement methods.

While internal quality control is common (92%), external quality control participation is low (47%).

Impact:

The findings underscore a critical need for standardized protocols in urinalysis and proteinuria testing.
Variability in methods can lead to discrepancies in diagnostic results and patient management.
Implementing standardized procedures and enhancing quality control are crucial for improving the reliability of these fundamental laboratory tests.