Unilateral facial palsy
One-sided weakness of the muscles of facial expression and eye closure.
What is Unilateral facial palsy?
Unilateral facial palsy is a symptom that people may experience for many reasons. It can be related to infections, chronic conditions, injuries, medication effects, or other health changes. The presence of this symptom alone does not diagnose any condition.
If you have Unilateral facial palsy that is severe, persistent, or accompanied by other warning signs, contact a qualified healthcare provider.
Possible conditions associated with Unilateral facial palsy
The following conditions have been associated with Unilateral facial palsy. Only a health professional can determine the underlying cause.
Bell Palsy
Sudden weakness or paralysis on one side of the face, often temporary, caused by inflammation of the facial nerve.
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Related symptoms
When to seek medical care
Seek urgent care if Unilateral facial palsy is severe, sudden, or occurs with chest pain, difficulty breathing, confusion, severe weakness, or other serious symptoms.