Facial Paralysis Foundation

Causes of Facial Paralysis

Posted on 2009-05-05 01:05:08

Etiology of Facial Nerve Disorders

Facial nerve disorders present with a variety of different functional and aesthetic problems such as facial nerve paralysis, synkinesis, and hemifacial spasm.

There are numerous causes of facial nerve paralysis (see table 1). The most common causes include Bell’s palsy, acoustic neuroma, trauma and parotid cancer. In this section you can click on each of the etiologies that you are interested in and get more information.


Bell’s Palsy

  • Herpes virus related
  • Must rule out other causes of Facial Paralysis

Trauma



Tumor

  1. Cerebellopontine angle tumor: Acoustic Neuromas, meningioma
  2. Parotid cancer: pleomorphic adenoma, squamous cell carcinoma, adenoid cystic carcinoma, adenocarcinoma
  3. Head & neck tumors

Metabolic

  • Diabetes mellitus
  • Hyperthyroidism
  • Pregnancy
  • Hypertension
  • Vitamin A deficiency

Neurologic

  • Opercular syndrome: cortical lesion in facial motor area
  • Millard-Gubler syndrome

Melkersson-Rosenthal Syndrome

  • Recurrent Alternating FNP
  • Furrowed Tongue
  • Faciolabial Edema

Toxic

  • Thalidomide
  • Ethylene glycol
  • Alcoholism
  • Arsenic intoxication
  • Tetanus
  • Diptheria

Congenital

  • Dystrophia myotonica
  • Moebius syndrome
  • Hemifacial microsomia


BELL'S PALSY

ACOUSTIC NEUROMA

PAROTID TUMOR

SYNKINESIS

FACELIFT SURGERY

NERVE INJURY

MOBIUS SYNDROME

HEMIFACIAL MICROSMIA

PAROTID

HEMIFACIAL SPASM



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