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Sonographic measurements of normal gallbladder sizes in children
Jeong-Hyun Yoo1, Hyun-Joo Kwak, Myung-Jun Lee
1Department of Radiology, Dongdae-Mun Hospital, Ewha Womans University, 70 Chongro 6-ga, Chongro-gu, Seoul 110-126, South Korea.
Insights
This study defines normal pediatric gallbladder size ranges using sonography. These established values aid in diagnosing gallbladder abnormalities in children.
Area of Science:
- Pediatric Radiology
- Medical Imaging
- Gastroenterology
Background:
- Accurate assessment of pediatric gallbladder size is crucial for diagnosing various hepatobiliary conditions.
- Establishing normative data for gallbladder dimensions in children is essential for interpreting sonographic findings.
Purpose of the Study:
- To determine the range of sonographic measurements for normal gallbladders in a pediatric population.
- To correlate gallbladder dimensions with anthropometric parameters in children.
Main Methods:
- Sonographic measurements (length, width, volume) of the gallbladder were obtained from 610 children aged 0-16 years.
- Clinical parameters including age, height, weight, and body surface area were recorded.
- Correlation and regression analyses were performed to assess relationships between variables.
Main Results:
- Gallbladder length, width, and calculated volume showed significant positive correlations with age, height, weight, and body surface area (p < 0.01).
- Gallbladder length exhibited the highest correlation coefficients with age (r = 0.65) and height (r = 0.67).
- All correlations remained statistically significant after regression analysis.
Conclusions:
- Normative values for pediatric gallbladder size have been established through sonographic measurements.
- These defined ranges provide a valuable reference for identifying gallbladder abnormalities in children.
Purpose:
Our goal was to establish the range of sonographic measurements of normal gallbladders in children.
Methods:
Six hundred ten children aged 0-16 years (male:female ratio, 1.5:1) with normal clinical and laboratory findings were included in this study. The sonographic parameters were the length, width, and calculated volume of the gallbladder, and the clinical parameters were the age, height, weight, and body surface area of the children. Statistical significance was determined through correlation and regression analyses.
Results:
The length of the gallbladder showed significant positive correlations with age (r = 0.65), height (r = 0.67), weight (r = 0.63), and body surface area (r = 0.65; p < 0.01). The calculated volume of the gallbladder also showed moderate correlations with age (r = 0.53), height (r = 0.55), weight (r = 0.61), and body surface area (r = 0.57; p < 0.01). The gallbladder width showed modest but significant correlations with age (r = 0.48), height (r = 0.53), weight (r = 0.53), and body surface area (r = 0.55; p < 0.01). The highest correlation coefficients were found between the gallbladder length and subject age (r = 0.65; p < 0.01) and between the gallbladder length and subject height (r = 0.67; p < 0.01). For all correlations, statistical significance remained after regression analysis (p < 0.01).
Conclusions:
Values for the size of the normal pediatric gallbladder are defined and will be helpful in the diagnosis of gallbladder abnormalities.