Stroke: causes, consequences and symptoms
Written by:¿By a stroke
cause?A stroke or cerebrovascular accident can have two causes: lack of irrigation or ( ischemic stroke ) and other cerebral vessels rupture ( hemorrhagic stroke). Ischemic stroke is more common immediate cause cerebral embolism. It can also be due to thrombosis of cerebral arteries. The intermediate result of a stroke can be a carotid artery stenosis or the presence of thrombi or clots in the heart. The most frequent cause of cerebral hemorrhage is the rupture of a cerebral aneurysm or malformation.
¿That warning symptoms or signs of a stroke generates
?
Both strokes and cerebral hemorrhages occur acutely unannounced. Symptoms are warning strokes lack of mobility or tingling of the limbs on one side of the body ( right arm and leg for example), the slurred speech, the deviation from the corner of the mouth, loss of consciousness,… The most common symptom of cerebral hemorrhages is relevant head pain, accompanied by nausea or vomiting. Subsequently the embolic accidents like symptoms may appear coming to eat.
¿always sequelae ?¿, what types of consequences can leave
?
Fortunately, not all stroke sequelae. There are so called transient ischemic attacks as the name suggests are transient and self- limited. It's a good opportunity to study the causes torque and act before another event is not more serious. Those strokes that are treated in stroke units urgently usually have better prognosis. When a cerebral vascular damage occurs, the affected brain area is larger by a magnifying effect of inflammation symptoms. But once the inflammation resolved, only that the injured area is that it can generate the aftermath. On the other hand, there are large areas of our brains that have no function, which explains that sometimes old infarcts or scanners resonances are discovered without having suffered any symptom.
In any case, it is advisable to consult your doctor to family or own of what could be a stroke to balance the need to delve into possible underlying causes background.
