Related Experiment Videos

Transient and persistent small-bowel intussusception in children: a decision tree analysis model based on ultrasound

Shao Wang1, Yu Wang1, Liqun Jia1

  • 1Department of Ultrasound, NationalCenterforChildren'sHealth, Beijing Children's Hospital, Capital Medical University, No.56 Nanlishi Road, Xicheng District, Beijing, China.

BMC Gastroenterology
|April 24, 2025
PubMed

Insights

A new decision tree analysis (DTA) model accurately differentiates transient and persistent small-bowel intussusception in children. The model achieved 98.6% clinical concordance, improving diagnostic accuracy for pediatric small-bowel intussusception.

Area of Science:

  • Pediatric Radiology
  • Medical Imaging Analysis
  • Diagnostic Decision Support Systems

Background:

  • Small-bowel intussusception (SBI) in children presents diagnostic challenges.
  • Differentiating transient (TSBI) from persistent (PSBI) forms is crucial for appropriate management.
  • Current diagnostic methods may lack sufficient accuracy.

Purpose of the Study:

  • To develop a systematic and efficient decision tree analysis (DTA) model.
  • To enhance the diagnostic accuracy for TSBI and PSBI in pediatric patients.
  • To improve the differential diagnosis of SBI subtypes.

Main Methods:

  • Ultrasound (US) features and clinical data from 331 pediatric SBI patients were analyzed.
  • Key US findings included SBI diameter, wall thickness, intussusceptum characteristics, and pathological lead points (PLPs).
  • A classification and regression tree algorithm was employed to build and validate the DTA model using training and validation datasets.

Main Results:

  • The DTA model identified the presence of a PLP via US as the primary diagnostic predictor, followed by intussusceptum length.
  • The model demonstrated high diagnostic performance with 98.2% sensitivity, 100% specificity, and 98.6% accuracy.
  • A total of 331 patients (270 TSBI, 61 PSBI) were included in the study.

Conclusions:

  • The developed DTA model effectively facilitates the differential diagnosis between TSBI and PSBI in children.
  • The model achieved a high clinical concordance rate of 98.6%.
  • This approach offers a systematic and efficient tool for diagnosing pediatric SBI.
Abstract

Keywords:
ChildrenModelSmall-bowel intussusceptionTransientUltrasound

Related Concept Videos

Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

Surgical interventions for inflammatory bowel disease (IBD), which includes ulcerative colitis and Crohn's disease, are essential in managing symptoms and addressing complications. The selection of surgical procedures is contingent upon the specific conditions and complications that stem from these illnesses.
Here are some common surgical interventions for IBD:
59
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
236
Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation01:30

Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation

Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation
Irritable Bowel Syndrome (IBS) is classified into subtypes based on the predominant bowel habits as determined by the Bristol Stool Form Scale (BSFS). The subtypes are:
96
Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
28
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
100