<prompt> Which of the following is not seen in early onset Alzheimers Disease:AphasiaApraxiaAcalculiaNone  <response>: Answer is None All are seen AgnosiaAphasia, Apraxia, Acalculia and Agnosias may all be seen in Alzheimers Dementia.Agnosia in Alzheimers disease usually presents late in the disease and is not included in the ICD-10 Diagnostic criteria for dementia in Alzheimers disease with early onset and hence may be selected as the single best answer by exclusion.Dementia in Alzheimers Disease with Early Onset ICD-10 criterionThe criteria for dementia in Alzheimers Disease must be met, and the age at onset must be less than 65 years.In addition atleast one of the following requirements must be met:a evidence of relatively rapid onset and progressionb in addition to memory impairment there must be:- Aphasia Amnesia or sensory- Agraphia- Alexia indicating the presence of temporal, parietal or frontal lobe involvement- Acalculia or- Apraxia 