Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Leptomeninges
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Leptomeninges: The two innermost layers of tissue that cover the brain and spinal cord. The two layers are called the arachnoid mater and pia mater.