Where are the watershed areas of the brain?
Between 1. ACA and MCA
2. PCA and MCA
Wedge shaped infarc in a patient who is hypoxic?
Infarc to watershed areas
Contralateral paralysis and loss of sensation of the lower limb?
Contralateral paralysis and loss of sensation of the Upper limb and Aphasia?
A patient with unmanaged HTN that has contralaleral hemiparesis?
Contralateral hemiparesis+ipsilateral hypoglossal dysfunction
Medial Medullary Syndrome=>ASA
Decreased Pain and Temp on the ipsilateral face and contralateral body
Decreased Gag reflex, dysphagia, hoarseness and ipsilateral horner's syndrome?
Lateral Medullary (Wallenberg) syndrome PICA "Don't PICA Horse that can't eat"
Paralysis of the face and decreased lacrimation and salivation
Lateral Pontine Syndrome AICA Facial Droop means AICA's pooped
Contralateral Hemianopia with macular sparing?
Loss of everything except eyes (Locked in syndrome)
Aneurysm of Anterior Communicating=> Symptoms?
Visual Field Defects via compression of optic chiasm
Complication of Anterior Commucating
CN3 palsy with an aneursym?
Cerebral Perfusion is primarily driven by; In severe situations what takes over?
What is this?
All major Blood vessels are located in the?
HTN patients with stroke should look at what artery?
What are two reasons why saccular aneurysms occur?
ADPKD and Ehlers Danlos Syndrome
Epidural Hematoma is associated with middle meningeal artery, where is this from?
Subdural Hematoma CT?
Bleed at the bottom of the brain with Bloody or yellow (xanthochromic) spinal tap. 2–3 days
worst headache of my life?
Intraparenchymal (hypertensive) hemorrhage that involves the Charcot-Bouchard aneurysm of lenticulostriate vessels most commonly occurs? How about Intracerebral hemorrhage?
basal ganglia ; Same
Irreversible damage occurs after?
5 minutes of hypoxia.
Most easily damaged places in the brain?
hippocampus, neocortex (3, 5, 6)
Compared to MI 1 Day 1 month 1 year, what is different?
Earliest Change?=>Red Neuron
After 1 month=>Gliosis and cyst formation
Use of tPA can lead to?
Risk of hemorrhage
numbness and tingling that resolves in minutes?
Tx: with aspirin
In thrombotic stroke MC site? Red or Pale Stroke?
In embolic stroke MC site? Red or Pale Stroke?
Embolic strokes are lysed=>red