Advances in research on silent cerebral infarct

The silent cerebral infarct is an clinic symptom that is so slight or transitory as to be easily neglected.There are only neural symptoms and signs,but irresponsible infarct focus can be seen on image.The risk factors of silent cerebral infarct may be the same as those of symptomatic cerebral infarct.Such infarct is likely to influence the course,clinic symptom and prognosis of acute cerebral infarct and may foretell symptomatic cerebral infarct and deteriorate into pseudo-global paralysis or multi-infarcted dementia.Therefore elder who suffer from hypertension or diabetes and experience vertigo,headache,language barrier but without apparent signs and symptoms should receive cerebral CT or MRI.Minor or third-degree precautionary measures can be taken as a chief therapy for cerebral infarct.Alternatively vitamines B6,B12 and folic acid can be supplied to reduce the chance of hyperhomocysteinemia.Headache is the initial symptom in silent brain infarct.Magnesium is effective when dehydration does not work.