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Congenital cerebrospinal fluid-containing intracranial abnormalities: a sonographic classification
J P McGahan1, W Ellis, K K Lindfors
1Department of Radiology, University of California, Davis, School of Medicine.
Journal of Clinical Ultrasound : JCU
|October 1, 1988
Summary
Ultrasound effectively diagnoses complex fetal brain malformations containing cerebrospinal fluid. This imaging modality helps differentiate these conditions from hydrocephalus in neonates.
Area of Science:
- Neuroimaging
- Pediatric Radiology
- Fetal Medicine
Background:
- Intracranial malformations present diagnostic challenges.
- Cerebrospinal fluid (CSF) containing abnormalities require accurate differentiation.
- Ultrasound is a non-invasive imaging technique.
Purpose of the Study:
- To evaluate the utility of ultrasound in diagnosing complex nonhydrocephalic intracranial malformations.
- To present cases of congenital CSF-containing abnormalities diagnosed by ultrasound.
- To differentiate these abnormalities from hydrocephalus.
Main Methods:
- Retrospective review of 10 cases.
- Diagnosis using ultrasound in fetuses and neonates.
- Analysis of intracranial cerebrospinal fluid containing abnormalities.
Main Results:
- Ultrasound successfully diagnosed various congenital malformations.
- Identified abnormalities included holoprosencephaly, hydranencephaly, agenesis of the corpus callosum with interhemispheric cyst, porencephaly, schizencephaly, and arachnoid cyst.
- Ultrasound differentiated these conditions from hydrocephalus.
Conclusions:
- Ultrasound is a valuable primary diagnostic tool for complex intracranial malformations.
- It aids in the early detection and characterization of fetal and neonatal brain abnormalities.
- Accurate diagnosis via ultrasound facilitates appropriate management and counseling.