Abstract
Purpose
Few studies report radiologic and clinical outcome of post-hemorrhagic isolated fourth ventricle (IFV) with focus on surgical versus conservative management in neonates and children. Our aim is to investigate differences in radiological and clinical findings of IFV between patients who had surgical intervention versus patients who were treated conservatively.
Methods
A retrospective analysis of patients diagnosed with IFV was performed. Data included demographics, clinical exam findings, surgical history, and imaging findings (dilated FV extent, supratentorial ventricle dilation, brainstem and cerebellar deformity, tectal plate elevation, basal cistern and cerebellar hemisphere effacement, posterior fossa upward/downward herniation).
Results
Sixty-four (30 females) patients were included. Prematurity was 94% with 90% being < 28 weeks of gestation. Mean age at first ventricular shunt was 3.6 (range 1–19); at diagnosis of IFV, post-lateral ventricular shunting was 26.2 (1–173) months. Conservatively treated patients were 87.5% versus 12.5% treated with FV shunt/endoscopic fenestration. Severe FV dilation (41%), severe deformity of brainstem (39%) and cerebellum (47%) were noted at initial diagnosis and stable findings (34%, 47%, and 52%, respectively) were seen at last follow-up imaging. FV dilation (p = 0.0001) and upward herniation (p = 0.01) showed significant differences between surgery versus conservative management. No other radiologic or clinical outcome parameters were different between two groups.
Conclusion
Only radiologic outcome results showed stable or normal FV dilation and stable or decreased upward herniation in the surgically treated group.
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Acknowledgements
We would like to thank Haleh Sangi-Haghpeykar, PhD (Edward B. Singleton Department of Radiology and Department of Obstetrics and Gynecology, Texas Children’s Hospital and Baylor College of Medicine, Houston, TX), for the excellent and professional statistical support.
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All authors contributed to the study conception and design. Material preparation, data collection, and analysis were performed by RS and GO. The first draft of the manuscript was written by RS. All authors commented on previous versions of the manuscript. All authors read and approved the final manuscript.
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Salman, R., Huisman, T.A.G.M., Kralik, S. et al. Radiologic and clinical outcome of isolated fourth ventricle following post-hemorrhagic hydrocephalus in children. Childs Nerv Syst 38, 977–984 (2022). https://doi.org/10.1007/s00381-022-05494-8
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DOI: https://doi.org/10.1007/s00381-022-05494-8