CVA Intro Flashcards
(56 cards)
How is stroke defined?
“Sudden loss of neurological function caused by an interruption of blood flow to the brain”
What are the two types of stroke?
- Ischemic
- Hemorrhagic
What is an ischemic stroke?
Occurs secondary to a thrombosis, embolism, or hypoperfusion
How many individuals with strokes have ischemic strokes?
Ischemic strokes affects 80% of individuals with stroke
What is a hemorragic stroke?
Occurs when blood vessels rupture, causing leakage of blood in or around the brain
To be classified as a CVA the deficits must remain for at least _____ _____.
24 hours
What indicates the impairment for a CVA?
Location and early care management
What can happen as swelling reduces with a CVA?
Some spontaneous improvement (reversible ischemic neurological deficit)
Deficits for CVA patients can lead to what?
Lasting disability
What are the three etiological categories of strokes?
- Thrombosis
- Embolus
- Hemorrhage
Where is the vascular territory that most CVAs happen?
- ACA
- MCA
- PCA
There are five “management categories” for CVAs, what are they?
- TIA
- Minor Stroke
- Major Stroke
- Deteriorating Stroke
- Young Stroke
CVAs are the _____ leading cause of death.
5th
CVAs are the _____ cause of long-term disability in the US.
Leading
Who has a lower risk of suffering a CVA but as they get older (85+) has an increased prevalence of CVA?
Younger women
Who has twice the risk for a first stroke?
African Americans
T/F: Stroke incidence increases with age?
True
What accounts for the largest number of deaths? Ischemic or Hemorrhagic strokes?
Hemorrhagic
What are risk factors of CVAs?
- Hypertension (HTN)
- Diabetes Mellitus (DM)
- Disorders of Heart Rhythm
- High Blood Cholesterol and other Lipids
- Smoking/ Tobacco use
- Heart Disease
What are modifiable risk factors of CVA?
- Cigarette Smoking
- Physical Inactivity
- Obesity
- Diet
What is the acronym for early warning signs of stroke?
- BE FAST
- B: Balance (loss of balance, headache/ sudden or “thunderclap” headache or dizziness)
- E: Eyes (blurred vision)
- F: Face (one side of the face is drooping)
- A: Arms (arm or leg weakness)
- S: Speech (speech difficulty)
- T: Time (time to call for ambulance immediately)
KNOW THE CIRCLE OF WILLIS!
HEY! GO LOOK AT THE CIRCLE OF WILLIS!!
I WAS SERIOUS! GO LOOK AT THE BLOOD FLOW OF THE BRAIN!
SERIOUSLY! GO LOOK! I CANT ADD PICTURES!! (I’m not yelling I promise!)
What kind of signs and symptoms would you see with Anterior Cerebral Artery Syndrome (ACA Stroke)?
- Contralateral hemiparesis (LE is more involved)
- Contralateral hemisensory loss (LE is more involved)
- Urinary incontinence
- Problems with imitation and bimanual tasks, apraxia
- Akinetic mutism, slowness, lack of spontaneity, motor inaction
- Contralateral grasp reflex, sucking reflex