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Related Concept Videos

Appendicitis-II: Diagnostic Studies and Management01:29

Appendicitis-II: Diagnostic Studies and Management

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Diagnosing and managing appendicitis requires a structured and comprehensive approach that spans from initial assessment to postoperative care. Here is an overview of the process:
Diagnosing Appendicitis
It requires a multifaceted approach, starting with a detailed physical examination to pinpoint the location and nature of the pain and identify any associated symptoms. Laboratory tests play a crucial role. A complete Blood Count (CBC) typically reveals leukocytosis (an increased number of...
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Computed Tomography01:10

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Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
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Appendicitis-I: Introduction01:22

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The appendix, a small, narrow, blind tube extending from the inferior part of the cecum, is widely regarded as a vestigial organ, having lost much of its original function through evolution. Despite its diminished role, the appendix can become inflamed, a condition known as appendicitis.
Etiology: Appendicitis can arise from various causes, primarily rooted in the obstruction of the appendix lumen. Factors contributing to this obstruction include fecal accumulation, lymphoid hyperplasia and, in...
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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Related Experiment Video

Updated: Feb 22, 2026

Cone Beam Intraoperative Computed Tomography-based Image Guidance for Minimally Invasive Transforaminal Interbody Fusion
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Approaching zero: Implications of a computed tomography reduction program for pediatric appendicitis evaluation.

K Tinsley Anderson1, Marisa Bartz-Kurycki1, Mary T Austin1

  • 1Center for Surgical Trials and Evidence-based Practice, Department of Pediatric Surgery at McGovern Medical School at The University of Texas Health Science Center at Houston and Children's Memorial Hermann Hospital, Houston, TX, United States.

Journal of Pediatric Surgery
|September 21, 2017
PubMed
Summary
This summary is machine-generated.

Reducing computed tomography (CT) for pediatric appendicitis is feasible using a multidisciplinary approach. This strategy decreased CT scans without affecting clinical outcomes but increased imaging costs due to more MRI use.

Keywords:
ALARACTComputed tomographyMRIMagnetic resonance imagingPediatric appendicitis

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Area of Science:

  • Pediatric radiology
  • Abdominal imaging
  • Healthcare management

Background:

  • Growing concern over iatrogenic radiation exposure has led to a national decrease in computed tomography (CT) use for pediatric appendicitis.
  • A multidisciplinary approach is crucial for optimizing diagnostic pathways in pediatric emergency care.

Purpose of the Study:

  • To evaluate the impact of a CT reduction program on the diagnosis of pediatric appendicitis.
  • To assess changes in imaging modality use, clinical outcomes, and costs associated with the program.

Main Methods:

  • A retrospective comparative study was conducted at a children's hospital.
  • A multidisciplinary protocol prioritized ultrasound (U/S) first, followed by magnetic resonance imaging (MRI), and standardized U/S reports.
  • Data on imaging modality, negative appendectomy rate, time to incision, and costs were analyzed over a five-year period (2012-2016).

Main Results:

  • CT use significantly decreased, approaching zero by 2016, while U/S and MRI use increased (p<0.01).
  • Time from first image to incision and negative appendectomy rates remained unchanged.
  • Median imaging costs and the proportion of total costs attributed to radiology increased significantly (p<0.01).

Conclusions:

  • A multidisciplinary protocol can effectively minimize CT use for pediatric appendicitis without compromising clinical outcomes.
  • Increased utilization of MRI as an alternative to CT resulted in higher overall imaging costs.
  • Further research is needed to determine the cost-effectiveness of replacing CT with MRI in this patient population.