This complex condition with no known cause results in intermittent lameness in horses between 4 and 15 years of age. If special shoeing is not an effective treatment, the nerve of the distal limb may be removed but then the horse can no longer be used for hard work or riding because they cannot feel the ground.
a) Navicular syndrome
b) Seedy Toe
c) Bone Spavin
d) Acute laminitis