Blepharospasm

Introduction Eyelid (Blepharospasm) is an unexplained, involuntary muscle in the facial nerve innervation area. It is often caused by neurological diseases, causing great pain and great impact on the mental and physical health of the patients. Beautiful. It has no clonic twitching of the underlying muscles. The duration of the sputum can be long or short, and the performance of sputum is the repeated repetition of the non-willing strong closed eyes. Many paralyzed patients have endured considerable pain for a long time before they have a clear diagnosis and treatment, and often misdiagnosed and delayed treatment.

Cause

1. Excessive activation of the midbrain and basal ganglia, resulting in excessive activity of intramedullary interneurons involved in orbicularis muscle reflex.

2. Dopamine receptor hypersensitivity, overreaction.

an examination

Related inspection

Eye and sacral area CT examination corneal examination pediatric corneal examination

Clinical manifestations of bilateral blindness involuntary closure with symmetrical facial and facial muscles of irregular contraction or aggravation of symptoms in patients with strong light, calm symptoms to reduce post-sleep symptoms disappeared, more characteristic MRI and CT scan.

Differential diagnosis

To distinguish from eyelid tremor. Eyelid tremor is mainly composed of the orbicularis muscle and the eyelid muscles. Eyes jump in medicine called "eye tremors." Under the support of the optic nerve and facial nerve, the eyelids complete the function of blinking and closing the eyes, which protects the eyeball, cleans and lubricates the conjunctiva. Eyes are not the skin is jumping, but the orbicularis muscles and the eyelids are under the control of the nerves, which contract and impede the surface skin.

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