Symptoms of Dementia in Dogs

Types of Dementia Symptoms in Dogs

There are many behavior changes in your dog that can be signs of canine cognitive dysfunction (dementia in dogs or “doggie Alzheimer’s”). These are the types of symptoms you may see:

Disorientation
Changes in social interactions
Sleep disorders
Loss of house training
Changes in activity level
Memory loss
Inability to learn
Anxiety

Specific Dementia Symptoms in Dogs

Here are some of the specific symptoms of canine cognitive dysfunction :

  • Pacing back and forth or in circles (often turning consistently in one direction)
  • Terrier with dementia standing with head under chairGetting lost in familiar places
  • Staring into space or walls
  • Walking into corners or other tight spaces and staying there
  • Appearing lost or confused
  • Waiting at the “hinge” side of the door to go out
  • Failing to get out of the way when someone opens a door
  • Failing to remember routines, or starting them and getting only partway through
  • Barking for no apparent reason and/or for long periods
  • Ceasing to bark when the dog used to be very noisy
  • Forgetting cues and trained behaviors she once knew
  • Exhibiting motor difficulties like difficulty backing up (aside from physical problems)
  • Startling easily
  • Getting less enthusiastic about toys or stopping playing altogether
  • Performing repetitive behaviors
  • Having trouble with eating or drinking (finding the bowls, aiming the mouth, keeping food in mouth)
  • Losing appetitePhoto shows 4 different dog dementia symptoms: the dog standing with her head in the corner, wedged in a tight space, and two photos where she is perched sitting in odd places
  • Failing to respond to her name
  • Having difficulty getting all the way into bed
  • Trembling for seemingly no reason
  • Falling off things
  • Getting trapped under or behind furniture
  • Sleeping more during the day and less at night
  • Forgetting house training
  • Having difficulty learning anything new
  • Seeking attention less; getting withdrawn
  • Acting frightened of people she once knew
  • Having trouble with stairs
  • Getting generally more fearful and anxious

 

Copyright Eileen Anderson 2015

This symptom list was carefully researched and professionally edited. It is under copyright, both on this page and on the printable PDF. Please don’t copy and paste the list or parts of it into blog posts, articles, or other documents. That’s a violation of copyright. Instead, please link to one of the versions at this website.  

Sources of the information on this page can be found on this symptoms reference list.

328 Comments

  1. Christine Welling says:

    Hi my Sammy is 13 he has started pacing at night unsettled and stands and stares into space we lost beaux beaux last August she was 17 to doggie dementia oh and Sammy sits and licks his paw continuously just like beauxbeaux did
    Does this also sound like dementia to you please

    • Eileen Anderson says:

      Hi Christine,
      I’m sorry this is happening with Sammy. Only a vet can tell you for sure about dementia, since there are other conditions that have the same symptoms. Can you get Sammy to the vet? Good luck.

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