Neurologic Emergencies Flashcards
What does the each hemisphere of the cerebrum control?
The opposite (contralateral) side of the body and same (ipsilateral) side of face
What is a cerebrovascular accident (CVA)?
Interruption of blood flow to the brain
What is a stroke?
Loss of brain function that results from a CVA
What is “the worst headache of my life” a sign of?
An aneurysm
Walls of arteries are weakened and rupture
What is a transient ischemic attack (TIA)?
When the normal processes of the brain destroy a blood clot and blood flow is restored to affected area. Stroke symptoms spontaneously go away within 24 hours
What is an absence seizure?
Characterized by having a blank stare and doesn’t respond to anyone briefly
Also called petit mal seizure
What is the tonic phase of a seizure?
Continuous muscle contraction
“Tenses up”
What is the clonic phase of a seizure?
Contractions and relaxations
What is status epilepticus? (2)
Seizures that are prolonged more than 10 mins
Two generalized seizures without a return of consciousness
What pertinent history should you gather with a patient having a seizure? (FACTS)
Focus (generalized/focal) Activity (type of movement) Color/cocaine Time (length of seizure) Secondary info (meds/events up to/incontinence/ tongue biting)
What three meds can me used to control epilepsy?
Dilantin (phenytoin)
Solfoton (phenobarbital)
Tegretol (carbamazepine)
What is hemiparesis?
Weakness in one side of the body
What will left hemisphere problems cause?
Aphasia (inability to speak)
What will right hemisphere problems cause?
Dysarthria (slurred speech)
What is receptive aphasia?
Can’t understand but can speak clearly