眩晕突然严重头晕,并伴有头痛、恶心、呕吐或意识障碍,则可能是患了白内障。耳鸣耳朵里有嗡嗡声或叮叮咚咚声,这经常是耳炎的最初迹象。如果耳内有叩击声,这预示可能患高血压、糖尿病、食物过敏和循环障碍等。 Dizziness Suddenly severe dizziness, accompanied by headache, nausea, vomiting or disturbance of consciousness, may be cataract. Tinnitus There are buzzing or dinging sounds in the ear, which is often the first sign of otitis. If there is a percussion in the ear, this indicates a possible high blood pressure, diabetes, food allergies and circulatory disorders.