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This Concept Map, created with IHMC CmapTools, has information related to: stroke, ischemic 2 types thrombolytic- Most common. often preceded by TIA. 2/3 assoc w/ DM and hxn., STROKE types Hemorrhagic 15% of all strokes, Hemorrhagic 15% of all strokes types SAH: Bleeding into arachnoid space, commonly caused by rupture of aneurysm. "worst HA of one's life", ischemic 2 types embolic- embolus lodges and occludes artery. 2nd most common. majority of emboli originate inside heart. often rapid, severe clinical manifestations. Pt. may remain conscious w/ severe HA, 2 major arteries to brain: carotid and vertebral blood supply to: carotid: frontal, parietal, temporal lobes, basal ganglia, thalamus, hypothalamus, Hemorrhagic 15% of all strokes types Intracerebral: rupture of vessel, HTN most common cause, occurs during activity, sudden onset of s/s w/ progression over min to hours because of ongoing bleeding., STROKE treatment DRUGS: ISCHEMIC Stroke: ASA, Ticlid, plavix, warfarin (for A-fib) coumadin, heparin tPa(w/in 3 hours of symptoms) SAH: calcium channel blocker, STROKE diagnosis CT w/o contrast, CT w. contrast, MRI, PEt Cerebral angiography, Doppler, DRUGS: ISCHEMIC Stroke: ASA, Ticlid, plavix, warfarin (for A-fib) coumadin, heparin tPa(w/in 3 hours of symptoms) SAH: calcium channel blocker Surgical: carotid endartectomy, stent, clipping, wrapping or coiling of aneurysm, merci retriever (ich. stroke, STROKE patho 2 major arteries to brain: carotid and vertebral, STROKE types ischemic, STROKE risk factors Hypertension Metabolic syndromes Heart disease Heavy alcohol consumption poor diet drug abuse sleep apnea obesity physical inactivity smoking atrial fibrillation, 2 major arteries to brain: carotid and vertebral blood supply to: vertebral: (joins to form basilar) middle & lower temporal, occipital lobe, cerebellum brain stem., TIA last less than 3 hours. usually no long term deficits, STROKE types TIA