Dogs with hip dysplasia can exhibit a variety of common clinical signs.
These signs usually come on gradually. Dogs with acute, clear-cut lameness’s usually have a different problem, such as an ACL tear. Many dogs with hip dysplasia coincidentally also develop ACL tears that can go undiagnosed for long periods. The best way to differentiate between the two is to observe the sit pattern. Dogs with bad hips can sit perfectly. Dogs with bad knees (ACL tears) have difficultly sitting, are reluctant to sit on command and almost always sit to the side.
by Scot Swainson, DVM, Diplomate, American College Veterinary Surgeons
Hip dysplasia, (abnormal development of the hip joint), is one of the more common causes of rear limb pain and lameness in dogs. A more normal hip is basically a simple ball and a socket [Figure 1]. The socket, also called...