Symptoms of left cerebral vascular blockage generally include limb disorder, speech disorder, consciousness disorder, eye symptoms, etc., of which limb symptoms usually appear on the right side of the body, such as right side motor and sensory disorder. 1. Limb disorder: left cerebrovascular blockage usually manifests as decreased motor ability or even hemiplegia of the right side of the limbs, and hemiplegia such as numbness and pain of the right side of the limbs. 2. Speech disorders: speech may be slurred, not fluent, not able to understand others’ speech, and may be accompanied by dysphagia, choking on drinking water, and so on. 3. Consciousness disorder: such as drowsiness, lethargy or coma, etc. It may also only be dizziness and drowsiness, with a sense of heavenly rotation, or accompanied by autonomic symptoms such as nausea and vomiting. 4. Ocular symptoms: left cerebrovascular blockage is common in right-sided hemianopsia or visual field limitation, and there may also be double vision, blurred vision, eye movement disorders, and so on. 5. Other symptoms: such as cognitive impairment, balance disorder, ataxia, limb shaking, epileptic seizure and so on. Cerebrovascular blockage in medicine mainly refers to cerebral infarction and cerebral thrombosis, depending on the blockage site and the degree of different symptoms, if the above symptoms, you need to consult a doctor in a timely manner, so as to avoid delaying the best treatment time.