amyloid plaque Flashcards
what is amyloid plaque (AP) a good indicator of
possible AD
research shows the more AP the more
advanced AD is
f-18 FLORBETAPIR (amyvid) dose, scan
dose=10 mCi, scan @30-50 min, 10 min acq
f-18 FLUTEMETAMOL (vizamyl)
dose=5 mCi, scan @90 min, 20 min acq
f-18 FLORBETABEN (neuroceq)
dose=8 mCi, scan at 45-130 min, 20 min acq
what do alzheimers plaques and tangles look like
the cell looks swollen and blurred
what tracers do we use for huntingtons disease
fdg18 and dtpa
what tracer will parkinsons only pick up
dopa so use it when comparing to other studies
pick disease uses
f18 fdg
-most common fronttemporal dementia where there is atrophy in frontal and temporal lobes as well as decr blood flow and sugar (same as AD)
parietal lobes are ____ in picks disease
unaffected
parietal lobes are ______ in AD
affected
what prevents body from breaking down flurodopa into dopamine
carbodopa
dopamine cant cross BBB
pick bodies show as _____ after death
dark purple areas