hi mate , our terrier pup jumped out my missis arms last weekend , she too wouldn put any weight on was lively enough , couldnt feel anyhting out of place !! this happend on a sat night we waited till monday morning £140 later , x-ray , pain killer etc (loxicom ) we found out it was soft tissue , but was glad i took her vets peace of mind an all that , she back to her self now !!!