My dog is 11. He is pacing and standing next to walks, growling and scratching the walk. Is that senility? All questions Answered questions Unanswered questions Choose A Category Behavior Diet & Nutrition Eyes and Teeth Heart & Respiration Immune System Kidney & Urinary Limbs & Bones Miscellaneous Neurological Skin & Coat Tumors & Cancer Vaccinations Search « Back to Previous PageCategory: Behavior Tweet ▲ 0 ▼ ♥ 0 He has already had a series of blood tests and my vet cannot find anything wrong. Marked as spam Asked on January 11, 2016 2:32 am 141 views Follow Unfollow ▲ 0 ▼ ✔ Private answer This sounds like Canine Cognitive disorder, similar to senility in people. There is a medication called seligiline which may help. Ask your regular veterinarian if it may help your dog. Marked as spam Posted by Dr. Gaylord Brown Answered on January 12, 2016 1:07 pm « Back to Previous Page