Figure 4
From: Spinal dural ossification causing neurological signs in a cat
Longitudinal section of the cervical spinal cord (A). The fibrous connective tissue with chondroid metaplasia (small arrows) markedly thickens the dura. The spinal cord shows depression in the corresponding area (large arrow). Luxol fast blue, ×4. Longitudinal section of the dura mater of the cervical spine (B). The plaques are composed of collagen-rich connective tissue (large arrow) and well-organized bone trabeculae (small arrows). Haematoxylin and eosin, ×4.