I'm sorry to hear/see these.... I am no expert on these...But the few things that I notice are how shallow the sockets are as well as how the bone doesn't fit well. Also the hips are off-right side being the worst. Which side was it he limped on? Here is a couple links I found poking around I liked... http://www.lhahestore.com/library/Hip_Dysplasia/hip_dysplasia.html http://www.vetwest.com.au/files/images/Pet%20library%20-%20hip%20dysplasia%20x-ray%20norm%20&%20dysplasia.jpg http://www.adelaidevet.com.au/files/images/Pet%20library%20-%20hip-dysplasia%20diagram.jpg http://www.minnesotamalamuteclub.com/brdprobs/hipdysp.htm http://www.autumngloryvizsla.co.uk/hip_diagrams.jpg