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 Pia mater
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Pia mater: One of the meninges, the pia mater is the delicate innermost membrane enveloping the brain and spinal cord. It is known informally as the pia.
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