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Related Concept Videos

Urine Studies I: Urinalysis01:29

Urine Studies I: Urinalysis

40
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...
40
Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

15
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...
15
Urine Studies II: Urine Culture and Sensitivity Test01:26

Urine Studies II: Urine Culture and Sensitivity Test

54
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...
54
Urine: Physical and Chemical Properties01:18

Urine: Physical and Chemical Properties

934
Urine comprises approximately 95% water and 5% solutes. The primary ingredient, apart from water, is urea - a byproduct of the breakdown of amino acids. Other notable components include uric acid, a residue from nucleic acid metabolism, and creatinine, a metabolite from creatine phosphate breakdown in skeletal muscle tissue.
The concentration of these solutes varies, with urea being the most abundant nitrogenous waste product. Other solutes include sodium, chloride, potassium, phosphate,...
934
Urinary Tract Infection IV: Nursing Management01:17

Urinary Tract Infection IV: Nursing Management

24
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...
24
Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

17
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...
17

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Related Experiment Video

Updated: Jul 18, 2025

An In Vitro Bladder Model of Catheter-Associated Urinary Tract Infection
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Published on: June 24, 2025

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Urine Parameters in Patients with COVID-19 Infection.

Maria Morello1,2,3, Dominga Amoroso1,2, Felicia Losacco1,2

  • 1Clinical Biochemistry Department of Laboratory Medicine, Division of Proteins, University Hospital (PTV), 00133 Rome, Italy.

Life (Basel, Switzerland)
|August 26, 2023
PubMed
Summary

Urinalysis, a simple urine test, can help predict COVID-19 severity. Observing changes like haematuria and proteinuria in urine aids in early kidney damage detection and patient outcome prediction.

Keywords:
COVID-19 infectionacute kidney injury (AKI)biomarkersinflammatory cytokinesurinalysisurine parameters

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Area of Science:

  • Nephrology
  • Infectious Diseases
  • Clinical Chemistry

Background:

  • Kidney damage is a concern in COVID-19 patients.
  • Urinary markers can indicate kidney health.
  • Urinalysis offers a non-invasive monitoring method.

Purpose of the Study:

  • To review the effectiveness of urinalysis in predicting COVID-19 severity.
  • To assess the role of urinary markers in COVID-19 outcomes.

Main Methods:

  • Systematic review of 68 PubMed-sourced articles.
  • Analysis of studies reporting on urinalysis findings in COVID-19 patients.

Main Results:

  • Haematuria and proteinuria correlate with COVID-19 disease severity.
  • Specific urinary sediment alterations are observed in COVID-19-associated Acute Kidney Injury (AKI).

Conclusions:

  • Urinalysis is a valuable tool for diagnosing and predicting COVID-19 severity.
  • Microscopic examination of urine aids clinical decision-making in COVID-19 patients.