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Bilateral peripheral facial palsy: A rare case report
Maria Luiza De Santa Mocelin1, Liliane Roskamp1, Natanael Henrique Ribeiro Mattos1
1Stomatology Dentistry, Universidade Tuiuti do Paraná, Brazil.
Journal of Oral and Maxillofacial Pathology : JOMFP
|April 21, 2023
Summary
Peripheral facial palsy (PFP) involves facial nerve inflammation, impacting essential functions and emotional well-being. This case highlights a rare bilateral PFP occurrence linked to herpes simplex virus reactivation in a young woman.
Area of Science:
- Neurology
- Infectious Diseases
Background:
- Peripheral facial palsy (PFP) is facial nerve inflammation causing unilateral or bilateral paralysis.
- PFP significantly impacts quality of life due to loss of facial functions and emotional distress.
- Bilateral PFP is rare, necessitating comprehensive evaluation for diverse etiologies like infections, trauma, or idiopathic causes.
Observation:
- A 20-year-old female presented with bilateral peripheral facial palsy.
- The patient's condition was diagnosed as being caused by the reactivation of the herpes simplex virus.
Findings:
- Herpes simplex virus reactivation was identified as the cause of bilateral PFP in this case.
- This case underscores the importance of considering viral etiologies in rare presentations of PFP.
Implications:
- Early diagnosis and targeted treatment are crucial for managing PFP and improving patient outcomes.
- Understanding rare causes like HSV reactivation can refine diagnostic and therapeutic strategies for facial nerve disorders.
- Further research into viral triggers of PFP may lead to novel treatment approaches.

