Reflected image processing abnormalities in dementia - a case series and review.

Dementia is a neurodegenerative condition with progressive decline in cognitive faculties and associated with different clinical phenomena. Mirror phenomenon in terms of both mirror agnosia and mirror image agnosia wherein there is difficulty in processing and perception of reflected images is not uncommonly seen, and understanding the same can contribute to early diagnosis and prognostication. We report two elderly women with Alzheimer's dementia and frontotemporal dementia, respectively, presenting with features of abnormalities in mirror image processing.