Dual sensory impairments in companion dogs: Prevalence and relationship to cognitive impairment
Ryan G. Hopper,
Rachel B. Bromberg,
Michele M. Salzman
et al.
Abstract:Purpose
Many older dogs (Canis lupus familiaris) develop cognitive impairment. Dog owners often describe impairments in multiple sensory functions, yet the relationships between sensory and cognitive function in older dogs is not well understood.
Methods
We performed assessments of dog vision and hearing, both clinically (n = 91, electroretinography and brainstem auditory evoked potential) and via validated questionnaire (n = 238). We determined prevalence of sole and dual hearing/vision impairments in young… Show more
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