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Related Concept Videos

Urine Studies I: Urinalysis01:29

Urine Studies I: Urinalysis

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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...
801
Urine Studies II: Urine Culture and Sensitivity Test01:26

Urine Studies II: Urine Culture and Sensitivity Test

485
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...
485
Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

165
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...
165
Nursing Assessment of the Genitourinary System II: Inspection and Palpation01:26

Nursing Assessment of the Genitourinary System II: Inspection and Palpation

546
The nursing assessment of the genitourinary (GU) system involves a systematic inspection and palpation to identify abnormalities in the kidneys, bladder, and surrounding structures.InspectionMouth: Inspect for signs of kidney dysfunction, such as stomatitis (inflammation of the mouth) and ammonia breath, which may occur in advanced kidney disease due to the buildup of urea, breaking down into ammonia.Skin: Check for pallor, which could indicate anemia caused by kidney disease. Look for...
546
Urinary Tract Infection IV: Nursing Management01:17

Urinary Tract Infection IV: Nursing Management

280
In managing urinary tract infections (UTIs) in nursing, a comprehensive assessment is essential. Begin by gathering subjective data, such as the patient’s complaints of dysuria (painful urination), urinary frequency, urgency, suprapubic pain, and any lower abdominal discomfort. This information can be complemented by questions regarding previous UTIs, sexual activity, and personal hygiene practices, which can provide insight into risk factors. Objective assessment should focus on signs...
280
Urodynamic Studies: Uroflowmetry01:19

Urodynamic Studies: Uroflowmetry

2.1K
Uroflowmetry is a non-invasive urodynamic test designed to measure various aspects of urination, including volume, flow rate, and the time to void. This test is crucial for diagnosing and assessing conditions such as bladder outlet obstruction, bladder dysfunction, incomplete bladder emptying, incontinence, and urinary tract blockages caused by benign prostatic hyperplasia (BPH) and urethral strictures.Pre-Test Instructions:Before a uroflowmetry test, patients are typically advised to drink...
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Updated: Dec 12, 2025

Low-Cost, Volume-Controlled Dipstick Urinalysis for Home-Testing
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Urinalysis Using a Diaper-Based Testing Device.

Wei-Hsuan Sung1,2, Ching-Yi Liu3, Chung-Yao Yang2,3

  • 1College of Medicine, Chang Gung University, Taoyuan 33302, Taiwan.

Biosensors
|August 14, 2020
PubMed
Summary
This summary is machine-generated.

A new diaper test quickly screens for urinary tract infections (UTI) by analyzing urine biomarkers. This inexpensive, easy-to-use device is ideal for infants and the elderly, aiding early UTI diagnosis.

Keywords:
UTIdiaper-based testing deviceleukocytenitritepHurinalysisurinary tract infection

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Area of Science:

  • Biomedical Engineering
  • Clinical Diagnostics
  • Microbiology

Background:

  • Urinary tract infections (UTI) are common bacterial infections affecting 150 million globally each year.
  • Delayed UTI diagnosis in infants and the elderly is a significant clinical challenge due to symptom communication difficulties.
  • There is a critical need for rapid, accessible UTI screening methods for vulnerable populations.

Purpose of the Study:

  • To develop an innovative diaper-based testing device for UTI screening.
  • To assay key urine biomarkers: pH, leukocyte, and nitrite levels.
  • To provide a user-friendly, visual diagnostic tool integrated into a diaper.

Main Methods:

  • Development of an all-in-one diaper integrated with a colorimetric test strip.
  • The device facilitates simultaneous urine collection and biomarker analysis.
  • Testing involved 46 patient samples with strips and validation on 7 patients with the integrated diaper.

Main Results:

  • The diaper-based device successfully assays urine pH, leukocyte, and nitrite levels.
  • Colorimetric results are easily readable on the diaper's external surface.
  • Initial validation demonstrated the device's potential for accurate UTI screening.

Conclusions:

  • The developed diaper-based testing device offers a simple, rapid, and cost-effective solution for UTI screening.
  • This technology holds significant potential for commercial development as a viable UTI screening system.
  • It addresses the urgent need for improved UTI diagnostics in high-risk populations like infants and the elderly.