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Fetal MRI Analysis of Corpus Callosal Abnormalities: Classification, and Associated Anomalies
Kranthi K Marathu1, Farzan Vahedifard1, Mehmet Kocak1
1Department of Diagnostic Radiology and Nuclear Medicine, Rush Medical College, Chicago, IL 60612, USA.
Diagnostics (Basel, Switzerland)
|February 24, 2024
Summary
Fetal MRI effectively diagnoses and classifies corpus callosum abnormalities (CCA), distinguishing isolated from complex cases. This imaging is crucial for identifying associated anomalies and informing postnatal outcomes.
Area of Science:
- Neuroimaging
- Developmental Biology
- Pediatric Radiology
Background:
- Corpus callosal abnormalities (CCA) are congenital midline brain malformations.
- CCA often present with diverse neurological and non-neurological conditions.
- Accurate characterization is vital for prognostic assessment.
Purpose of the Study:
- To evaluate the diagnostic utility of fetal MRI in classifying CCAs.
- To identify associated anomalies using the latest classification system.
- To correlate findings with postnatal outcomes.
Main Methods:
- Retrospective analysis of fetal MRI scans for CCA.
- Classification based on structural morphology.
- Assessment for associated central nervous system (CNS) and non-CNS anomalies.
Main Results:
- Complete agenesis was the most common CCA type (79.1%).
- Most cases (83%) exhibited complex CCA with associated anomalies.
- Associated CNS anomalies were present in 58% of complex cases.
Conclusions:
- Fetal MRI is valuable for classifying CCAs post-ultrasound diagnosis.
- It differentiates isolated from complex CCA, crucial for management.
- Future diffusion imaging may enhance understanding of white matter involvement.
Keywords:
central nervous system anomaliescorpus callosal abnormalitiesfetal MRIprobst bundlesweeks of gestationMore Related Videos
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