This site became the new on June 19th. Learn more.
Show more Menu IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu
Give us feedback

Magnetic Resonance Imaging (MRI) of Appendicitis in Children

This study has been completed.
Information provided by (Responsible Party):
Pranav Vyas, Children's Research Institute Identifier:
First received: July 25, 2008
Last updated: November 14, 2014
Last verified: November 2014
Study to find out if MRI can diagnose appendicitis in children as well as or better than CT scan and/or ultrasound scan performed at the same time. No additional contrast material or sedation will be used to perform the MRI.

Condition Intervention
Appendicitis Device: MRI of the abdomen

Study Type: Interventional
Study Design: Intervention Model: Single Group Assignment
Masking: Single Blind (Investigator)
Primary Purpose: Diagnostic
Official Title: Magnetic Resonance Evaluation of Appendicitis in Children Aged 8-18

Resource links provided by NLM:

Further study details as provided by Pranav Vyas, Children's Research Institute:

Primary Outcome Measures:
  • Diagnostic Sensitivity/Specificity and Accuracy of Appendiceal MRI Comparedsurgical Findings or Clinical Follow-up [ Time Frame: during diagnostic procedure ]
    Sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV)

Enrollment: 21
Study Start Date: August 2008
Study Completion Date: April 2010
Primary Completion Date: April 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Only one arm
All patients enrolled will receive an MRI of the abdomen with detailed views of the appendix
Device: MRI of the abdomen
Multiple MRI pulse sequences of the abdomen


Ages Eligible for Study:   8 Years to 18 Years   (Child, Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Age 8-18 years, referred from emergency department for suspected appendicitis and receiving either CT scan or ultrasound of the abdomen for diagnosis

Exclusion Criteria:

  • Failure to pass MRI metal screening. Claustrophobia or need for sedation due to inability to hold still.
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00723788

United States, District of Columbia
Children's National Medical Center
Washington, District of Columbia, United States, 20010
Sponsors and Collaborators
Children's Research Institute
Principal Investigator: Pranav K Vyas, MD Children's Research Institute
  More Information

Responsible Party: Pranav Vyas, Assistant Professor of Radiology and Pediatrics, Children's Research Institute Identifier: NCT00723788     History of Changes
Other Study ID Numbers: CNMC4024
Study First Received: July 25, 2008
Results First Received: November 5, 2014
Last Updated: November 14, 2014

Keywords provided by Pranav Vyas, Children's Research Institute:
Magnetic Resonance Imaging

Additional relevant MeSH terms:
Intraabdominal Infections
Gastrointestinal Diseases
Digestive System Diseases
Cecal Diseases
Intestinal Diseases processed this record on August 16, 2017