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Choroid plexus cysts: a normal finding on ultrasound.
1Department of Paediatric Radiology, University Clinic Rudolf Virchow (Wedding), Free University, Berlin, FRG.
Pediatric Radiology
|January 1, 1992
Summary
Choroid plexus cysts are common in neonates and infants. These benign findings on cerebral sonography typically persist and do not require follow-up due to lack of associated abnormalities.
Area of Science:
- Neonatal Neurology
- Pediatric Imaging
- Neurodevelopmental Pediatrics
Background:
- Cystic structures in the choroid plexus are occasionally identified during neonatal cerebral sonography.
- The clinical significance and natural history of these findings require further elucidation.
Purpose of the Study:
- To determine the prevalence, characteristics, and clinical significance of choroid plexus cysts detected via cerebral sonography in neonates and infants.
Main Methods:
- Retrospective analysis of cerebral sonograms performed on 70 neonates and infants over a 2.5-year period.
- Evaluation of cyst size, location, and persistence with follow-up sonography up to 13 months.
- Correlation with neurological examinations and associated medical conditions.
Main Results:
- Choroid plexus cysts were identified in 3% of infants examined within the first 4 weeks of life.
- Cysts ranged from 1-7 mm, were typically solitary and unilateral, and most persisted unchanged on follow-up.
- No neurological abnormalities or associated diseases were observed in any patient with these cysts.
Conclusions:
- Choroid plexus cysts identified on neonatal cerebral sonography are likely a normal sonographic finding.
- Given their benign nature and lack of association with adverse outcomes, routine follow-up is generally not indicated.