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Application of MR virtual endoscopy in children with hydrocephalus

Cailei Zhao1, Jian Yang2, Yungen Gan2

  • 1Department of Radiology, The first affiliated hospital of Xi'an jiaotong university, No. 277, Yantaxi Road, Xi'an, 710061, China; Department of Radiology, Shenzhen children's Hospital, No. 7019, Yitian Road, Shenzhen, 518038, China; The Key Laboratory of Biomedical Information Engineering, Ministry of Education, School of Life Science and Technology, Xi'an Jiaotong University, Xi'an 710049, P.R. China.

Magnetic Resonance Imaging
|August 7, 2015
PubMed

Insights

Magnetic Resonance (MR) virtual endoscopy (VE) shows promise for evaluating pediatric hydrocephalus, offering a non-invasive alternative to traditional methods. This technique aids in visualizing ventricular structures and lesions, complementing existing diagnostic tools.

Area of Science:

  • Medical Imaging
  • Pediatric Neurology
  • Diagnostic Technologies

Background:

  • Hydrocephalus is a common neurological condition in children characterized by excess cerebrospinal fluid in the brain.
  • Accurate visualization of the ventricular system is crucial for diagnosis and treatment planning.
  • Current diagnostic methods like ventriculoscopy are invasive.

Purpose of the Study:

  • To assess the efficacy of Magnetic Resonance (MR) virtual endoscopy (VE) in pediatric patients diagnosed with hydrocephalus.
  • To compare the performance of MRVE with established diagnostic procedures.

Main Methods:

  • Retrospective analysis of clinical and imaging data from 15 children with hydrocephalus and 15 controls.
  • Acquisition of cranial 3D-T1 weighted imaging using fast spoiled gradient echo scan (FSPGR).
  • Construction of cerebral ventricular VE images using specialized Navigator software.

Main Results:

  • MRVE demonstrated comparable visualization of ventricular wall morphology and intracavity lesions to ventriculoscopy.
  • MRVE provided visualization of lesions beyond the reach of ventriculoscopy, including the distal end of obstructions.
  • The technique revealed pathological changes on the ventricular inner wall surface and assessed the patency of the cerebral aqueduct and fourth ventricle outlet.

Conclusions:

  • MR virtual endoscopy is a non-invasive diagnostic tool that can supplement ventriculoscopy in managing pediatric hydrocephalus.
  • Further large-scale studies are required to establish the definitive sensitivity and specificity of MRVE.
Abstract

Keywords:
ApplicationApproachChildrenHydrocephalusMRVirtual endoscopy

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