Refractory headache due to spontaneous intracranial hypotension from a CSF leak at C1-2

A case of spontaneous intracranial hypotension presenting with refractory headaches is reported. After exhaustive investigation, the cause of the patient's symptoms was found to be spontaneous leak of CSF at the C1-2 level. The patient underwent surgical repair of the CSF leak and made a good recovery. This case represents a typical presentation of a rare condition. The investigation and treatment of this condition is discussed. (C) 2003 Elsevier Science Ltd. All rights reserved