Symptoms usually include a headache that is worse with sitting up and improves when the affected person is lying down. Leakage of CSF from a tear of the dura in the head can also cause a runny nose.
Signs and tests:
Diagnosis is usually based on clinical suspicion following a history of trauma, surgery, or lumbar puncture. An MRI may be done to try to confirm the diagnosis.
Review Date: 8/1/2004
Reviewed By: Joseph V. Campellone, M.D., Division of Neurology, Cooper University Hospital, Camden, NJ. Review provided by VeriMed Healthcare Network.
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