Symptomatic chiari type I malformation after radiation therapy in an infant: Case report Journal Article


Authors: Hoffman, C. E.; Lis, E.; Wolden, S. L.; Souweidane, M. M.
Article Title: Symptomatic chiari type I malformation after radiation therapy in an infant: Case report
Abstract: OBJECTIVE: One previous case report has described the development of a Chiari I malformation in a child after fractionated radiation therapy to the anterior cranial base. The authors present an additional case of a 17-month-old girl treated for an isolated, malignant, rhabdoid tumor of the right neck with neoadjuvant chemotherapy, surgical exploration, and radiation therapy. CLINICAL PRESENTATION: The patient developed a Chiari I malformation and cervical syringomyelia 1.5 years after the treatment. The patient experienced two episodes of unresponsiveness before diagnosis, and the malformation was then identified on magnetic resonance imaging scans. INTERVENTION: Suboccipital decompressive craniectomy, and C1 laminectomy with autologous duraplasty were performed. RESULTS: Postoperative magnetic resonance imaging scans revealed reconstitution of cerebrospinal fluid at the foramen magnum and ascent of the cerebellar tonsils. The patient remains asymptomatic 5.5 years after treatment. CONCLUSION: The importance of this association is discussed in the context of the increasing use of radiation therapy in young children and infants. Copyright © by the Congress of Neurological Surgeons.
Keywords: school child; treatment outcome; cancer surgery; case report; postoperative period; doxorubicin; cancer adjuvant therapy; cancer radiotherapy; topotecan; nuclear magnetic resonance imaging; cerebellum; multiple cycle treatment; etoposide; radiotherapy; cyclophosphamide; vincristine; radiation injury; ifosfamide; cerebrospinal fluid; infant; decompression surgery; decompression, surgical; radiation injuries; radiation therapy; craniotomy; rhabdomyosarcoma; brain hernia; rhabdoid tumor; laminectomy; cervical vertebrae; cervical spine; neck tumor; cerebellar diseases; foramen magnum; chiari malformation; cranial maturation; skull maturation; syringomyelia; chiari i malformation; craniectomy; internal carotid artery; arnold chiari malformation; cerebellum disease; arnold-chiari malformation
Journal Title: Neurosurgery
Volume: 60
Issue: 4
ISSN: 0148-396X
Publisher: Wolters Kluwer  
Date Published: 2007-04-01
Start Page: E782
Language: English
DOI: 10.1227/01.neu.0000255357.09819.58
PUBMED: 17415188
PROVIDER: scopus
DOI/URL:
Notes: --- - "Cited By (since 1996): 1" - "Export Date: 17 November 2011" - "CODEN: NRSRD" - "Source: Scopus"
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  1. Eric Lis
    138 Lis
  2. Suzanne L Wolden
    560 Wolden