A horse skull. This is bone disease caused by caused by
supply of low-calcium high-phosphorus food or impaired calcium
metabolism such as vitamin D deficiency. The hardness of bone
decreases, and the face bones are hypertrophied due to external
periosteal abnormal osteogenesis, changing the complexion. Bone
becomes spongy, often causing fracture.
MAJOR EXHIBITION CONTENTS
Address inquiries to the following.
Department of Veterinary Pathology, Faculty of Agriculture,
Iwate University., Morioka, 020-8550, Japan