Neurology Flashcards
Week 1 (36 cards)
What score on the MMSE indicates cognitive impairment?
21 or less (max score is 30)
What score on the MOCA indicates mild impairment?
18-25
What score on the MOCA indicates moderate impairment?
10-17
What score on the MOCA indicates severe impairment?
<10
What are the signs of decorticate injury?
stiff, bent arms and clenched fists
What are the signs of decerebrate injury?
arms/legs straight out
What S&S show early Parkinson’s?
Tremors, rigidity and bradykinesia
What S&S show worsening Parkinson’s?
Blank expression
Drooling
Weight loss
sleeping difficulty
Shuffling gait
impaired speech/postural reflexes
Parkinson’s definition?
Basal ganglia CNS degeneration
What are the 3 hallmark signs of Parkinson’s that typically lead to diagnosis?
Bradykinesia
Rigidity
Tremor at rest
What are commonly seen tbi examples?
Postauricular ecchymosis (battle’s sign)
otorrhea (CSF fluid out of ear)
Periorbital ecchymosis (raccoon eyes)
Hemotympanum (blood in ear canal)
Nuchal rigidity (stiff neck)
what is the purpose of tPA?
tissue plasminogen activator that stimulates the breakdown of the clot through plasminogen stimulation
A normal ICP range is
<15mmHg
Earliest sign of ICP is
Decreased LOC
Earliest symptom of ICP
headache
What can ICP be increased by
Bleed, trauma, hydrocephalus, tumours, inflammation
what is CPP
the pressure needed to drive oxygen to cerebral tissue
What is cushings triad
increased BP
Decreased pp
irregular RR
What are the prodromal S&S of a seizure
Mood changes
insomnia
smells/vision changes
What are the postictal S&S of a seizure
headache
LOC changes
Impaired speech/thought
Clonic
stiffening and relaxing of a muscle that occurs repetitively
Tonic
Vigor or strength
Autonomic dysreflexia
injury that causes the misfiring of the ANS
S&S of AD
sudden HTN
diaphoresis
headache
bradycardia