Possible Causes of Bell's Palsy

Facial Paralysis occurs when the facial nerve supplying the facial muscles becomes swollen, inflamed or compressed. The exact causes of Facial Paralysis are unknown, but the most common causes are believed to be the following;

• Viral infections e.g. Herpes Simplex, Herpes Zoster Virus or Viral Meningitis.
• Exposure to sudden cold.
• Chronic middle ear infection.
• Trauma such as head injury.
• Injury to the facial nerve caused during surgery like parotidectomy.
• Tumors.
• Maybe happen with patient that has high blood pressure.
• Patients with influenza or flu-like illness, headaches.
• Diabetic patients.