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.
When does a dog first come into heat? Female dogs come into their first heat between 6 and 24 months of age, with small breeds coming into heat sooner and large breeds later. Shouldnât my dog have at least one heat cycle? No! There is no medical reason for a dog to experience a heat. In fact, having your dog spayed before its first heat significantly reduces many health risks later in life.