Neurocognitive Disorders 2 Flashcards
Causes of neurocognitive disorders (2)
- neurodegenerative
- vascular
Endocrine causes of neurocognitive disorders (5)
- DM
- Thyroid
- Parathyroid
- Cushings
- Addisons
Vitamin deficiency causes of neurocognitive disease (2)
- Vit B12
- Thiamine
Systemic disease that can lead to neurocognitive disorder (2)
- severe respiratory disease
- anemia
What labs are ordered to evaluate neurocognitive disorder (6)
- CBC
- Chem panel
- TFTs
- B12/Folate
- UA
- RPR or VDRL: HIV
AD8 questionnaire
- judgement
- lost interest
- repeats things
- trouble learning to use gadgets
- forget month or year
- financial affair difficulty
- can’t remember appointments
- daily problems w/thinking/memory
(2 or more = cognitive impairment)
AD risk factors (5)
(other than age, FMHx & Head injury)
- depression/bipolar
- HTN
- cerebrovascular disease
- less intellectual activity
- too much or too little sleep (<4; >10)
MC location: Senile/neuritic amyloid plaques (2)
- hippocampus
- neocortex
Amyloid precursor proteins (APP) extend across both sides of cell membranes and are cleaved by ______.
secretases (alpha, beta, gamma)
Which type of APP is deposited as amyloid?
Abeta42 (less soluble)
(Abeta40 is more soluble)
For alzheimer diagnosis, the patient must have one or both of the following AD causative genetic mutation AND/OR all 3: _________.
- decline in memory/learning + one other cognitive domain
- steady progression of gradual decline in cognition, no extended plateaus
- no mixed etiology
Behavioral symptoms of AD (4)
- irritability, anxiety and depression
- sleep disturbance
- agitation, restless
- delusions, hallucinations
Delusions and hallucinations seen in AD (5)
- phantom borders
- caregiver misidentification
- think their spouse is cheating
- think people are stealing their stuff
- think they’re being poisoned
Hereditary (familial) Alzheimer is uncommon. What is the mode of transmission?
AD
(most are sporadic)
Loci for familial alzheimers is _______ (3); loci for sporadic alzheimers is _______.
- Chromosome 21, 14, or 1
- Chromosome 19
Familial Alzheimer gene mutations (2)
- APP
- Preseninlin I & II
Sporadic Alzheimer gene mutations
ApoE 4
Underlying diseases that can be controlled to prevent AD (3)
- HTN
- cholesterol
- DM
Low vitamin D is associated with _______
memory, attention and logic problems
(quadruple the risk)
Treatment of AD may improve ______ and slow _______.
- memory
- deterioration