Jove
Visualize
Contact Us

Related Concept Videos

Urine Studies I: Urinalysis01:29

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...
Urine Studies II: Urine Culture and Sensitivity Test01:26

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...
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...
Serum Studies: Renal Function Tests01:24

Serum Studies: Renal Function Tests

Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
Filtration and Urine Formation01:32

Filtration and Urine Formation

The function of the kidneys is to filter, reabsorb, secrete, and excrete. Every day the kidneys filter nearly 180 liters of blood, initially removing water and solutes but ultimately returning nearly all filtrates into circulation with the help of osmoregulatory hormones. This process removes wastes and toxins but is also crucial to maintain water and electrolyte levels. Most of these functions are performed by the tiny but numerous nephrons contained within the kidneys.
Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...

You might also read

Related Articles

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

Sort by
Same author

Association of FOS-like antigen 1 promoter polymorphism with podocyte foot process effacement in immunoglobulin A nephropathy patients.

Journal of clinical laboratory analysis·2014
Same author

Association of BH3 interacting domain death agonist (BID) gene polymorphisms with proteinuria of immunoglobulin A nephropathy.

Scandinavian journal of clinical and laboratory investigation·2014
Same author

A polymorphism of interleukin-22 receptor alpha-1 is associated with the development of childhood IgA nephropathy.

Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research·2013
Same author

A nationwide study of mass urine screening tests on Korean school children and implications for chronic kidney disease management.

Clinical and experimental nephrology·2012
Same author

Coding polymorphisms of bone morphogenetic protein 2 contribute to the development of childhood IgA nephropathy.

Experimental and therapeutic medicine·2012
Same author

Interleukin 7 receptor gene polymorphisms and haplotypes are associated with susceptibility to IgA nephropathy in Korean children.

Experimental and therapeutic medicine·2012
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jul 10, 2026

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing
06:55

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

Published on: May 8, 2021

School urinalysis screening in Korea.

Byoung-Soo Cho1, Sung-Do Kim

  • 1East West Kidney Diseases Research Institute, Department of Pediatrics, College of Medicine, Kyunghee University, Seoul, Korea. bscho@dreamwiz.com

Nephrology (Carlton, Vic.)
|November 13, 2007
PubMed
Summary

Korean school children undergo annual urinalysis to detect early kidney disease. This screening identifies proteinuria, haematuria, and glucosuria, enabling timely diagnosis and intervention for chronic renal conditions.

More Related Videos

CRISPR-Cas-mediated Multianalyte Synthetic Urine Biomarker Test for Portable Diagnostics
04:33

CRISPR-Cas-mediated Multianalyte Synthetic Urine Biomarker Test for Portable Diagnostics

Published on: December 8, 2023

Related Experiment Videos

Last Updated: Jul 10, 2026

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing
06:55

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

Published on: May 8, 2021

CRISPR-Cas-mediated Multianalyte Synthetic Urine Biomarker Test for Portable Diagnostics
04:33

CRISPR-Cas-mediated Multianalyte Synthetic Urine Biomarker Test for Portable Diagnostics

Published on: December 8, 2023

Area of Science:

  • Pediatric Nephrology
  • Public Health Screening
  • Urology

Background:

  • Mandatory annual urinalysis for Korean schoolchildren since 1998.
  • Initial screening uses dipstick tests for proteinuria, haematuria, and glucose.
  • Positive results trigger further testing by pediatric nephrologists.

Purpose of the Study:

  • Analyze data from a large-scale school urinalysis screening program in Korea.
  • Evaluate clinical data and renal biopsy findings of referred patients with abnormal urinalysis.
  • Assess the effectiveness of school urinalysis in early detection of chronic kidney disease.

Main Methods:

  • Analysis of urinalysis data from approximately five million Korean students (1998-2004).
  • Review of clinical data and renal biopsy results for referred patients.
  • Statistical analysis of screening prevalence and histopathological findings.

Main Results:

  • Screening identified isolated proteinuria (0.2%), occult blood (0.8%), and glucosuria (0.07%).
  • Renal biopsy rates were high for haematuria (63.1%) and combined haematuria/proteinuria (69.9%).
  • Common histopathological findings included IgA nephropathy (43.8%) and mesangial proliferative glomerulonephritis (38.4%).

Conclusions:

  • School urinalysis screening effectively detects chronic renal disease in early stages.
  • Early detection via urinalysis, coupled with renal biopsy, aids prognosis assessment.
  • This approach supports timely intervention to manage chronic kidney disease progression.