Ischemic Strokes
An ischemic stroke in this region will cause the Deadly D's
What is a posterior circulation stroke?
This is the most common cause of hemorrhagic stroke.
What is chronic high blood pressure?
This simple test must be performed on every stroke to rule out a common stroke mimic. It is part of AFR's stroke alert criteria as well as MTSU's patient acceptance criteria.
What is blood glucose?
When a provider performs a VAN assessment, what category of stroke are they attempting to identify
What is a large vessel occlusion
Prior to MTSU arrival, there are 4 things the prehospital provider can do to prepare the stroke patient for transfer. Name all four
What is 12-lead EKG, IV access, last known well and patient family contact information
This circle or ring-shaped network of arteries is located at the base of the brain and connects the brain's anterior and posterior blood supply
What is the Circle of Willis?
This medical condition develops when there is a weakened arterial wall and is a risk factor for a hemorrhagic stroke.
What is aneurysm?
Your patient has right sided weakness and a blood glucose of 40 upon your evaluation. What must still be present after blood sugar correction for the patient to be treated by the MSTU?
What is right sided weakness?
These are the four criteria of the VAN assessment
What is weakness, visual, aphasia and neglect?
This is a term for total or partial loss of the ability to use or understand language (spoken, written, or signed).
What is aphasia?
This treatment uses medication to dissolve a blood clot in selected patients with acute ischemic stroke.
What is Tenecteplase (TNK)?
This imaging modality is used to identify a suspected hemorrhagic stroke.
What is CT without IV contrast?
A patient has a severe headache and left-sided weakness after falling down two flights of stairs. Does this patient meet inclusion criteria for the MSTU
What is no? due to trauma
The VAN positive patient will receive CT imaging that involves this colorless liquid which is injected into the vein to highlight blood vessels
What is IV contrast?
EKG abnormalities are common across all stroke types. This syndrome describes when the injury to the brain causes an unopposed sympathetic hyperactivation.
What is Stroke-Heart Syndrome?
This procedure physically removes a clot from a large cerebral artery and can be used in appropriately selected patients with LVO.
What is mechanical thrombectomy?
This is a late sign of a life-threatening intracranial pressure crisis and a compensatory brainstem response.
What is Cushing's Triad?
A patient with stroke symptoms denies chest pain upon questioning but has 12-lead EKG findings concerning for an acute MI. Does this patient meet inclusion criteria for the MSTU
What is no? Because the patient cannot have active chest pain or EKG changes concerning for an MI
This term refers to a language deficit caused by damage to the muscles of speech disrupting the clarity of speech
What is dysarthria?
This is a type of stroke that the Cincinnati prehospital stroke scale does not screen for
What is posterior circulation stroke?
An ischemic stroke in this vessel causes contralateral weakness and sensory loss primarily in the face and arm.
What is an MCA stroke
This condition is a stroke mimic which involves paralysis of cranial nerve 7
What is Bell's Palsy?
In Australia, this condition may be referred to as "up the duff" and is an exclusion criterion for MSTU acceptance.
What is reported or visibly pregnant?
A patient has obvious left-sided weakness but insists, "There's nothing wrong with my left arm." This behavior can be associated with this cortical deficit.
What is neglect?
This essential tool is used to identify when patients with altered mentation need assisted ventilation