Also known as spinal cord disease, degenerative myelopathy is a serious condition that affects a dog's spinal cord and eventually leads to lameness. (petguide.com)
New bone may develop in the area, causing arthritic pain — this and the laxity (looseness) in the joint may lead to lameness and reduced function. (ucah.ca)
With long exposure to wet ground, hooves can even deteriorate, which can lead to lameness. (oregonvma.org)