|
Home > Preview
The flashcards below were created by user
kyleannkelsey
on FreezingBlue Flashcards.
-
What is a mini stroke called?
- Transient ischemic attacks (TIAs)
- Occurs when blood supply is briefly interrupted
-
What are the manifestations of stroke?
- sudden paralysis
- Dysphagia/Aphasia
- Confusion or loss of conciousness
-
-
What are the outcomes and their associated proportions for stroke?
- 1/3 die
- 1/3 live with serious defects
- 1/3 recover
-
What does stroke prognosis depend on?
Amount and site of brain involved
-
What are the symptoms of stroke?
- Sudden numbness or weakness of the face, arms or legs
- Sudden inability to see in one or both eyes
- Sudden speech issues
- Sudden trouble with balance
- Sudden severe headache
-
Which is more common, arterial thrombosis or venous thrombosis of the brain?
Arterial (100:1)
-
What is the best treatment for stroke?
Prevention
-
What is the treatment for Ischemic strokes?
Tissue plasminogen activator (t-PA)
-
What would you treat with tissue plasminogen activator?
Ischemic stroke
-
What is the window of opportunity to treat a stroke?
3 hours
-
What can be done to treat dead brain tissue?
Little, basically just physical therapy
-
What is a TIA due to?
- Atherosclerotic narrowing of the blood vessel
- Small emboli that temporarily lodge
-
How long do TIA attacks last?
minutes to hours
-
What are symptoms of TIA?
- visual disturbances
- transient paresis
- sensory loss
-
The blood deficit involved in a TIA usually resolves in what time period?
24 hours
-
What do TIAs indicate?
- Future stroke
- Serve as a warning for cerebrovascular accidents
-
Where is a subarachnoid hemorrhage located?
Beneath the arachnoid and above the pia mater
-
What is the most common type of brain hemorrhage?
Intracerebral hemorrhage
-
What percent of hemorrhages are subarachnoid, subdural or extradural?
30%
-
Describe a Saccular aneurysm or a subarachnoid hemorrhage?
Ruptured cerebral aneurysm that causes a stroke
-
What type of hemorrhage can be described as a ruptured cerebral aneurysm that causes a stroke?
- Saccular aneurysm
- Subarachnoid hemorrhage
-
What percent of the population has subarachnoid hemorrhage or saccular aneurysm?
1%
-
What is a predisposing condition for Saccular aneurysm and Subarachnoid hemorrhage?
- Polycystic kidney disease
- Can run in families
-
What are symptoms of Saccular aneurysm and Subarachnoid hemorrhage?
- Sudden:
- severe headache
- nausea
- vomiting
- neck stiffness
- body weakness in certain areas
- dysphagia
- coma
- death
- loss of consciousness
-
What is the death rate for Saccular Aneurysm and Subarachnoid hemorrhage?
50% within hours to days
-
How is Subarachnoid hemorrhage or Saccular aneurysm treated?
If caught on time, clip the bleeding vessels surgically
-
What is Epidural Hematoma?
- Hemorrhage between the skull and the top layer of Dura
- Due to middle meningeal artery damage
- Secondary to skull fracture in temporal area
-
What type of brain hematoma is secondary to skull trauma in the temporal region?
Epidural Hemorrhage
-
What is the presentation of Epidural hematoma?
Lucid interval followed by progressive loss of consciousness
-
What characteristic is special to epidural hematoma?
Lucid period
-
Describe the "lucid period" associated with Epidural hematoma:
- Loss of consciousness or confusion is followed by a temporary improvement in condition then regression
- Lasts minutes to hours
-
How long does the lucid period of an epidural hematoma last?
minutes to hours
-
What are epidural hematomas caused by?
Tears in the arteries of the brain, usually the middle meningeal arteries
-
What is a subdural hematoma?
Bleeding between the dura and the arachnoid mater
|
|
Get the free mobile app
Take the Quiz
Learn more
Learn more