CPT Code(s) 87086. If culture is positive, CPT code(s): 87088 (each isolate) will be added with an additional charge. Identification will be performed at an additional charge (CPT code(s): 87077 or 87140 or 87143 or 87147 or 87149).
The Meninges. The meninges are three layers of protective tissue called the dura mater, arachnoid mater, and pia mater that surround the neuraxis. The meninges of the brain and spinal cord are continuous, being linked through the magnum foramen.Dura Mater The dura mater is the most superior of the meningeal layers.he meninges are three layers of protective tissue called the dura mater, arachnoid mater, and pia mater that surround the neuraxis. The meninges of the brain and spinal cord are continuous, being linked through the magnum foramen. Dura Mater.
CSF also acts as a transport system that delivers nutrients to different parts of the central nervous system, and also removes waste products. There are three layers to the meninges: Dura mater: The outermost membrane, this is the thickest of the three layers and has both an outer and inner layer. It is one of the few structures of the skull capable of feeling pain. The brain itself cannot.