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vertebrobasilar insufficiency

Poor blood flow to the posterior portion of the brain, which is fed by 2 vertebral arteries that join to become the basilar artery. It is caused by a narrowing or damage of the arteries such as atherosclerosis. Many of the symptoms are similar to those of a stroke. Symptoms: Headache Lightheadedness Nausea, vomiting Vertigo Vision problems such as loss of vision or double vision Speech difficulty such as slurred speech Loss of coordination Numbness or tingling especially in arms Drop attacks Current heart disease, peripheral artery disease, or atherosclerosis anywhere else in the body increases the risk. Risk factors for atherosclerosis in any blood vessel include: High blood pressure High cholesterol Increased age Smoking Family history Treatment: (Not severe) Lifestyle changes: Quitting smoking, healthy diet, regular exercise. Medical treatment: Lower blood pressure, lower cholesterol, anticoagulants or blood thinners. (Severe) Surgery: Endarterectomy, bypass.