Numbness on the left side of the body, that is to say, numbness on one side of the limbs, may be related to stroke, intracranial tumor, spinal cord injury and other factors.
1. Stroke: it is a kind of general term for cerebrovascular diseases, including cerebral hemorrhage, cerebral infarction, cerebral thrombosis and so on, due to the damage to the corresponding region of the brain tissue, headache, dizziness, numbness of one side of the body, hemiparesis and impaired consciousness and so on may appear in the clinic.
2. Intracranial tumor: when edema and necrosis occur in local brain tissue due to tumor compression, a series of neurological abnormalities will occur, including pain and numbness in limbs.
3. Spinal cord injury: penetrating injury, lateralized disc herniation or fracture dislocation can lead to spinal cord hemisection, which may also lead to numbness on one side of the limb.
Numbness on the left side of the body may also be caused by other reasons, the specific situation requires a doctor’s consultation and complete the relevant examination before a clear diagnosis and treatment.