Related Experiment Video

Updated: Oct 15, 2025

Cystometric and External Urethral Sphincter Measurements in Awake Rats with Implanted Catheter and Electrodes Allowing for Repeated Measurements
10:07

Cystometric and External Urethral Sphincter Measurements in Awake Rats with Implanted Catheter and Electrodes Allowing for Repeated Measurements

Published on: January 30, 2018

16.2K

Evaluation of a new frequency-volume chart for children with primary monosymptomatic nocturnal enuresis: a

Jing-Jing Wang1, Dong-Jie Wang1, Hai-Dong Fu1

  • 1Department of Nephrology, TChildren's Hospital of Zhejiang University School of Medicine, National Clinical Research Center of Child Health, Hangzhou, China.

World Journal of Pediatrics : WJP
|October 30, 2021
PubMed

Insights

A modified 3-day weekend frequency-volume chart (FVC) improved compliance and data quality for tracking primary monosymptomatic nocturnal enuresis (PMNE) in children compared to standard diaries.

Area of Science:

  • Pediatric Urology
  • Continence Management

Background:

  • Primary monosymptomatic nocturnal enuresis (PMNE) affects many children.
  • Compliance with traditional voiding diaries can be a challenge.
  • A modified 3-day weekend frequency-volume chart (FVC) was developed to enhance patient adherence.

Purpose of the Study:

  • To evaluate the compliance and validity of a new modified FVC.
  • To compare the modified FVC with the International Children's Continence Society (ICCS) recommended voiding diary.

Main Methods:

  • 1200 children with PMNE were randomized to use either the modified FVC or the ICCS diary.
  • Compliance was assessed via completing index and quality scores.
  • Validity was evaluated by comparing subtype classification, micturition parameters, and desmopressin response rates.

Main Results:

  • The modified FVC group showed significantly better diurnal completing index and quality scores.
  • No significant differences were observed in subtype classification or desmopressin response rates between the groups.
  • 469 patients completed the modified FVC, while 447 completed the ICCS diary.

Conclusions:

  • The modified FVC is a valid tool for assessing voiding characteristics in children with PMNE.
  • It offers a comparable and potentially superior alternative to the ICCS-recommended diary.
  • This modified chart presents a practical option for future clinical use in unselected pediatric populations.
Abstract

Keywords:
ChildrenComplianceNocturnal enuresisVoiding diary

More Related Videos

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing05:25

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing

Published on: August 14, 2019

19.4K
Evaluating the Procedure for Performing Awake Cystometry in a Mouse Model09:31

Evaluating the Procedure for Performing Awake Cystometry in a Mouse Model

Published on: May 20, 2017

12.9K

Related Concept Videos

Urodynamic Studies: Uroflowmetry01:19

Urodynamic Studies: Uroflowmetry

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...
939
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...
193
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...
386
Physiology of the Genitourinary System III: Urine Concentration and Dilution01:20

Physiology of the Genitourinary System III: Urine Concentration and Dilution

The kidneys concentrate or dilute urine to maintain water and electrolyte balance. Nephrons, particularly the loop of Henle, play a crucial role in this process through the countercurrent multiplication system. This system establishes a high osmolarity in the renal medulla, which is essential for water reabsorption. In the loop of Henle’s descending limb, water is reabsorbed into the surrounding medulla due to its permeability to water. In contrast, the ascending limb actively transports...
119
Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

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...
215
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...
73