Spinal Meningeal Cyst

**Semantic type:** Finding

**Definition:** A cerebrospinal fluid-filled pouch or sac-like protrusion of the arachnoid, dura mater, or nerve root sheath which may contain neural tissue.

**Synonyms:** - Cyst of Spinal Meninges - Cyst of the Spinal Meninges - Spinal Meninges Cyst