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Apical osteitis (endodontic disease), horse
apical-osteitis-endodontic-disease-horse-easley-sized
Apical osteitis (endodontic disease), horse

    Radiograph showing apical and periapical lysis in a horse, with a tract (arrow) leading from the apex of the lower fourth premolar. Osteitis and periosteal bone proliferation surround the tract.

Courtesy of Dr. Jack Easley.