CIS cases Flashcards
When do you use the Glasgow coma scale?
if a patient is obtunded (lethargic, unconscious?)
Examination of a conscious patient assesses the function of what?
ARAS and cerebral cortex
What are the 3 grades of concussion?
1: transient confusion, no loss of consciousness, Sx resolve in 15 min
2: Transient confusion, no loss of consciousness, Sx last > 15 min
3. Any loss of consciousness
What sx do you see in a subdural hematoma?
throbbing headach that is aggravated by upright pos
nausea and vomiting
variable
What sx do you see in a subarachnoid hemorrhage?
thunderclap headache
loss of consciousness,
nuchal rigidity
bloody CSF with increased pressure
What can cause ischemia to the brainstem?
vertebral-basilar insufficiency
What can herpes encephalitis cause?
short and long-term memory deficits
What sx do you see in an infarct of the Post limb/genu of R internal capsule?
hemianalgesia and thermal analgesia on contra side
tactile sensasions absent from contra side and some face
slow pain sensations contra side
facial paralysis on contra side
What sx do you see in frontal lobe syndrome?
inability to smell in either nostrile
don’t want to do daily activities
loss of inhibition
If you have global aphasia due do an aneurysm, which artery is most likely damaged?
MCA
With a left sided MCA infarct, what motor tracts are damaged?
CST
L corticobulbar
What would a tumor pressing against the optic chiasm cause?
temporal hemiaopia
What part of the cerebellum is often damaged in alcoholic cerebellar degeneration?
What vitamin deficiency is causing this?
vermis = spinocerebellum
Vit B1 deficiency –> can get to Wernicke-Korsakov
What structures are damaged in Wernicke-Korsakov?
mammillary bodies
If you see slowing in temporal region and fever, what disease is likely?
herpes encephalitis
