some ophthalmology videos

Facial nerve synkinesis

The patient develops a right facial nerve synkinesis after
recovering from Ramsey-Hunt' s syndrome. Note the winking of the right eye with mouth movement
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Hemifacial spasm

This patient develops a left hemifacial spasm after recovering from a left
facial nerve palsy. She is also known to suffer from sarcoidosis. Note the contraction of the facial
muscles and eyelid closure. The patient has difficulty in opening the right eye
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Blepharospasm

This patient complains of a two-year history of recurrent spasmodic
contraction of both eyelids which has got worse over the year. Slit-lamp examination of the anterior
segment is normal. The spasm is reduced with pre-tarsal botulinum toxin injection
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Congenital exotropia

The patient has congenital exotropia with visual acuities of 6/60
in the right eye and 6/6 in the left. She had has two previous operation to correct the right exotropia.
Cover tests show bilateral latent nystagmus worse in the right eye. The left eye also shows DVD-dissociated vertical deviation. Ocular motility reveals A-pattern exotropia and right superior oblique
underaction.

Links for download:
Facial nerve synkinesis (wmv)
Hemifacial spasm (wmv)
Blepharospasm (wmv)
Congenital exotropia (wmv)