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Home > West Medicine > Internal Medicine > Neurology
G51.800x002

Facial Neuritis (Bell Palsy)

神经内科

Common symptoms

鼓腮和吹口哨漏气、进食流泪、面纹消失、听觉过敏、鼻唇沟变浅、口角下垂、面部肌肉痉挛、脸部肌肉酸痛、口角肌肉的抽搐

The pathology of disease

Facial neuritis (Bell palsy) is acute unilateral peripheral facial nerve palsy, likely viral/inflammatory demyelination near the stylomastoid foramen. Clinical: acute unilateral facial weakness (forehead involved, eye closure impaired), loss of taste, and hyperacusis over days. Treatment: oral corticosteroids within 72 hours for best recovery; eye protection (lubricants/eye patch); antivirals added in severe cases; most recover spontaneously within weeks to months.

Common Symptoms

Acute unilateral facial weakness; forehead involved; eye closure impaired; loss of taste; hyperacusis

Causes and Pathogenesis

Viral/inflammatory demyelination/compression of the facial nerve in the facial canal causes peripheral palsy.

Treatment

Oral steroids within 72h; eye protection; antivirals in severe cases; most recover spontaneously

Preventive Measures

Eye protection; prompt steroids; facial rehab.

Department to Visit

It is recommended to visit the Neurology department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.