Fig. 6

Fibrocartilaginous embolism in pigs. a Section of the lumbosacral spinal cord with intense brown discoloration, softening, cavitation and loss of the gray matter region. b Spinal cord white matter with neuropil rarefaction and vacuolation (asterisk) associated with numerous gitter cells and axonal spheroids (arrow). c Light basophilic compact and paucicellular material (fibrocartilaginous thrombi) occluding the lumen of arterioles of the spinal cord central branch (asterisk). HE. × 100. Inset: The intraluminal material is evidenced in blue. AB. × 100. d Intraluminal material stained in blue within arterioles of cerebellar leptomeninges (asterisk). AB. × 100