The intrathecal space is the area between the thin layers of tissue that surround the brain and spinal cord. This space is filled with a liquid called cerebrospinal fluid.
Medicines can be delivered into the intrathecal space with a needle or through a thin flexible tube called a catheter.
Last Revised: June 5, 2013
Author: Healthwise Staff
Medical Review: Adam Husney, MD - Family Medicine & Howard Schaff, MD - Diagnostic Radiology
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