Congenital predisposition to spontaneous intracranial hypotension: a case report.

Dural rupture, cerebrospinal fluid leakage, and spontaneous intracranial hypotension may complicate significant or minimal spinal trauma and cause chronic headache with a positional component. While such cases typically reflect no pre-existing predilection, we encountered a patient whose cervicothoracic anatomy appeared to predispose him to this complication.