my basset is 4years old,without any warning he couldnt support his weight on his rear legs,took him to vet and he had a vertabre pushing on his spinal cord and required immediate surgery.has anyone else had this problem and if so did you have any early warning signs?the vet said it would be a 10% chance of recurrence,i also have a dacshund who had the exact same problem at 4years old,both my basset and dacshund were purchased from shake-a-paw pet stores.has any-one else heard of people getting dogs from this store and having back problems,,please reply. 