The most common causes of lameness in horses are sprains, strains and fractures, degenerative diseases such as arthritis, and hoof problems such as abscesses and laminitis. (lenavetclinic.com)
Here he looks into elbow dysplasia in dogs; a common cause of lameness in growing dogs. (theveterinaryexpert.com)
In this condition, known as polyarthritis, dogs present with lameness in many different joints but typically the wrist, hock, knee and elbow. (www2.vet.cornell.edu)