Difference between revisions of "Stroke (main)"

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===Causes===
 
===Causes===
*Ischemic (87%)
+
{{Ischemic Stroke Cause}}
**Thrombotic (80% of ischemic CVA)
+
{{Hemorrhagic Stroke Cause}}
***Atherosclerosis
 
***Vasculitis
 
***Arterial dissection
 
***Polycythemia
 
***Hypercoagulable state
 
***Infection
 
**Embolic (20% of ischemic CVA)
 
***Valvular vegetations
 
***Mural thrombi
 
***Arterial-arterial emboli from proximal source
 
***Fat emboli
 
***Septic emboli
 
**Hypoperfusion
 
***Cardiac failure resulting in systemic hypotension
 
*Hemorrhagic (13%)
 
**Intracerebral
 
***[[Hypertension]]
 
***Amyloidosis
 
***Anticoagulation
 
***Vascular malformations
 
***Cocaine use
 
**[[SAH]]
 
***Berry aneurysm rupture
 
***Vascular malformation rupture
 
  
 
==Differential Diagnosis==
 
==Differential Diagnosis==

Revision as of 15:29, 5 June 2015

Stroke Types

Background

  • Vascular injury that reduces CBF to specific region of brain causing neuro impairment
  • Accurate determination of last known time when pt was at baseline is essential
Sensory Homonculus - courtesy AnatomyZone.com

Causes

Ischemic stroke causes (87% of all strokes)

Hemorrhagic stroke causes (13% of all strokes)

Differential Diagnosis

Stroke-like Symptoms

See Also

External Links

References

  1. Itoh Y, Yamada M, Hayakawa M, Otomo E, Miyatake T. Cerebral amyloid angiopathy: a significant cause of cerebellar as well as lobar cerebral hemorrhage in the elderly. J Neurol Sci. 1993 Jun;116(2):135-41.