Recurrent peripheral facial nerve palsy after dental procedures

Understanding Bell's palsy –a review

“…However the causes include microcirculatory failure of the vasonervorum, viral infection, ischemic neuropathy, autoimmune reactions surgical procedure such as local anesthesia tooth extraction, infections osteotomies, preprosthethic procedures, excision of tumors or cysts, surgery of TMJ and surgical treatment of facial fractures and cleft lip/palate. [2][3][4][5][6][7][8][9][10][11][12][13][14][15] Recently, attention has been focused on infection with herpes simplex virus type 1 (HSV-1) as a possible causative since its titers has found to be elevated in affected patients. But studies have failed to isolate viral DNA in biopsy specimens and hence remain a question.…”

Episodic facial palsy due to epithelial cyst of the cerebellopontine angle: case report and review of the literature

“…28 Ipsilateral recurrent facial palsy can also be seen with neoplastic disease infiltrating the facial nerve. 29 The exact mechanism of episodic facial palsy in our case is uncertain, but a vascular phenomenon is a possibility.…”

Unilateral facial nerve paralysis following an infected lower third molar

“…The dental infection was present before the swelling and paralysis. Dental manipulation has been implicated as a precipitating factor in recurrent Bell's palsy, but the patient denied any previous episodes of facial nerve weakness 6 .…”