A non-reactive result indicates lack of specific immune response to Hepatitis B surface antigen or vaccine. Such individuals are presumed to be non-immune and therefore su â¦ sceptible to Hepatitis B infection.
Symptoms of Hip Dysplasia in German Shepherds. difficulty rising or climbing inclines ; hip soreness ; limping ; muscle atrophy on the rump ; German Shepherd hip dysplasia signs may become evident between 5 and 8 months. But, some dogs will not show any signs until they are mature adults. Other canine hip dysplasia symptoms: A young dog may run with its back legs in sync, almost like a bunny hop. Decreased range of motion may be noticed as the pup will be unable to extend their leg backward very far. The pup will hesitate to jump and will not want to stand up on its rear legs.
Definition of Hip Dysplasia. Hip dysplasia is a common, painful canine disorder that involves abnormal development and/or degeneration of one or both hip joints. The hips are ball-and-socket joints where the head of each femur (the long thigh bone) joins with a concave socket of the pelvic bone called the acetabulum.