What causes an old man’s mouth to be crooked?

Crooked mouth in the elderly may be caused by facial paralysis, tumor and cerebrovascular disease.
1. Facial paralysis: sometimes cold wind or other stimuli lead to paralysis of the facial nerve, resulting in a crooked mouth, and sometimes half of the face below the arch of the eyebrow can develop. It is recommended to consult the doctor as soon as possible for hormone treatment.
2. Tumor: tumor enlargement invades the facial nerve, resulting in facial movement disorder and facial. The course of this disease is usually longer, and the diagnosis can be clarified after imaging and other examinations, such as malignant tumor of parotid gland. Surgical treatment is needed.
3. Cerebrovascular disease: Facial paralysis caused by major cerebrovascular disease is usually combined with numbness and discomfort of limbs, paralysis and other symptoms, which requires neurology consultation.
It is recommended that patients with symptoms go to a regular hospital as soon as possible for an initial examination by a physician, and then go to the appropriate department for treatment of the cause.