[Type I Arnold-Chiari malformation: diagnostic considerations in a case].


An 18-year-old patient with a 5-year history of periodic vertigo, headache and stiff neck is reported. Routine X-ray of the skull showed a mild form of basilar impression while the CT scan demonstrated only a tri-ventricular hydrocephalus. Without using the traditional invasive techniques, diagnosis of Chiari type I malformation was nonetheless clearly… (More)


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