NURS113 Lecture Notes - Lecture 2: Angiography, Coagulopathy, Intracranial Aneurysm
5 Dec 2017
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Primary functions: frontal (motor), parietal (sensory), temporal(hearing), occipital (visual) Higher order functions: supplementary areas, association cortex, limbic system, basal ganglion coordinate muscle movement. A clinical syndrome characterized by a focal neurological deficit, due to an abnormality of the cerebral circulation. ***clinical significance of circle of willis collateral communication & alternate pathway to save brain cells. Etiology: age, gender, race etc. classification: according to pathophysiolo gy 1) ischemic stroke type. Thrombosis blood flow can be interrupted by a blood clot (thrombus). ***predisposing factor: changes in the intimal surface of the blood vessel. Embolism a mass of material (pieces of thrombus, foreign bodies, fat tissue, bacterial organism) in the vascular system able to become dislodged within a vessel. Subarachnoid hemorrhage: severe hypertension, aneurysm: lesion of an artery that results in dilation and ballooning of a segment of the vessel hemorrhage high blood pressure, acute alcohol intoxication and recreational drug use.
