J Korean Pain Soc.
1999 May;12(1):152-156.
Two Cases of Spontaneous Intracranial Hypotension Treated With Epidural Blood Patch
- Affiliations
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- 1Department of Anesthesiology, School of Medicine, Catholic University of Taegu Hyosung, Taegu, Korea.
- 2Department of Neurology, School of Medicine, Catholic University of Taegu Hyosung, Taegu, Korea.
Abstract
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Spontaneous intracranial hypotension (SIH) is a rare syndrome which causes postural headache
associated with low cerebrospinal fluid (CSF) pressure, without preceding events such as
lumbar puncture, back trauma, operative procedure or illness. The headche is usually
accompanied by nausea, vomiting, tinnitus, neck stiffness, vertigo, photophobia and in rare
cases diplopia, transient visual obscuration. Brain MRI may show subdural effusion, downward
displacement of brain and diffuse and continuous meningeal enhancement when enhanced by
gadolinium. Low opening pressure was shown through lumbar puncture. The value of protein and
cell count of CSF may be slightly elevated. This syndrome usually resolves itself spontaneously
or with strict bed rest. When the headache is persistent or incapacitating, more aggressive
treatment may be necessary. We treated two cases of SIH in which epidural blood patch produced
immediate and complete relief of the symptoms.