Neurocognitive Disorders

Question 1

definition of neurocognitive disorder

Answer 1

acquired primary clinical deficit in cognitive function

Question 2

cognitive component of Mental Status Exam

Answer 2

attention, awareness (Ox3), memory, complex functions, abstract thought

Question 3

delirium

Answer 3

disturbance in attention and awareness, waxing/waning, develops acutely from direct physiological consequence (trauma, drugs, disease process); children and elderly, ICU

Question 4

major neurocognitive disorder

Answer 4

significant decline in 1+ cognitive domains, interferes with independent activities of daily life

Question 5

minor neurocognitive disorder

Answer 5

modest decline in 1+ cognitive domains, does not interfere with independent activities of daily life, requires compensatory strategies

Question 6

prevalence

Answer 6

major neurocognitive disorder= 1-2% 65 y/o

minor neurocognitive disorder= 2-10% 65 y/o

Question 7

etiology

Answer 7

dementia (Alzheimers, Parkinsons, CV disease); traumatic brain injury, HIV

Question 8

course

Answer 8

NCD due to neurodegenerative disease = insiduous onset, gradual decline
NCD due to CV disease= stepwise decline
NCD due to traumatic brain injury= acute change

Question 9

indication of mental disorder due to another medical condition

Answer 9

initial onset >40 y/o; inconsistent with usual presentation; abnormal neurological exam