Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm

As an alternative to conventional medical and surgical modalities that have met little success in the treatment of paralytic strabismus and essential blepharospasm, we explored the use of botulinum toxin as a treatment of choice in these two disorders. We used botulinum toxin in three patients with...

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Main Authors: Thomas Ravi, Mathai Annie, Rajeev B, Sen Subir, Jacob Pushpa
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 1993-01-01
Series:Indian Journal of Ophthalmology
Subjects:
Online Access:http://www.ijo.in/article.asp?issn=0301-4738;year=1993;volume=41;issue=3;spage=121;epage=124;aulast=Thomas
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author Thomas Ravi
Mathai Annie
Rajeev B
Sen Subir
Jacob Pushpa
author_facet Thomas Ravi
Mathai Annie
Rajeev B
Sen Subir
Jacob Pushpa
author_sort Thomas Ravi
collection DOAJ
description As an alternative to conventional medical and surgical modalities that have met little success in the treatment of paralytic strabismus and essential blepharospasm, we explored the use of botulinum toxin as a treatment of choice in these two disorders. We used botulinum toxin in three patients with paralytic strabismus and in nine patients with essential blepharospasm. In three patients with paralytic strabismus, the botulinum toxin was injected into the ipsilateral antagonist of the paralysed muscle. The preinjection deviations ranged from 18 to 60 prism diopters. Two of these three patients achieved orthotropia around the thirtieth day and thereafter maintained it. The third patient became orthotropic on the eighteenth day, but deviation recurred and therefore required another injection of toxin. In nine patients with essential blepharospasm, botulinum toxin was injected into the orbicularis oculi muscles. Both objective and subjective improvement occurred in all nine patients within seven days and the effect lasted 12 to 15 weeks. Further injection of the toxin produced extremely beneficial results. However, the only significant complication that we encountered in both groups of strabismus and blepharospasm was ptosis, which was usually partial and temporary. From our experience, we advocate the use of botulinum toxin in the treatment of essential blepharospasm.
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spelling doaj.art-d676ee3f7e9a4f93901b4181968ec2972022-12-22T02:30:54ZengWolters Kluwer Medknow PublicationsIndian Journal of Ophthalmology0301-47381993-01-01413121124Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasmThomas RaviMathai AnnieRajeev BSen SubirJacob PushpaAs an alternative to conventional medical and surgical modalities that have met little success in the treatment of paralytic strabismus and essential blepharospasm, we explored the use of botulinum toxin as a treatment of choice in these two disorders. We used botulinum toxin in three patients with paralytic strabismus and in nine patients with essential blepharospasm. In three patients with paralytic strabismus, the botulinum toxin was injected into the ipsilateral antagonist of the paralysed muscle. The preinjection deviations ranged from 18 to 60 prism diopters. Two of these three patients achieved orthotropia around the thirtieth day and thereafter maintained it. The third patient became orthotropic on the eighteenth day, but deviation recurred and therefore required another injection of toxin. In nine patients with essential blepharospasm, botulinum toxin was injected into the orbicularis oculi muscles. Both objective and subjective improvement occurred in all nine patients within seven days and the effect lasted 12 to 15 weeks. Further injection of the toxin produced extremely beneficial results. However, the only significant complication that we encountered in both groups of strabismus and blepharospasm was ptosis, which was usually partial and temporary. From our experience, we advocate the use of botulinum toxin in the treatment of essential blepharospasm.http://www.ijo.in/article.asp?issn=0301-4738;year=1993;volume=41;issue=3;spage=121;epage=124;aulast=ThomasBotulinum toxin - Paralytic strabismus - Essential blepharospasm - EMG.
spellingShingle Thomas Ravi
Mathai Annie
Rajeev B
Sen Subir
Jacob Pushpa
Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
Indian Journal of Ophthalmology
Botulinum toxin - Paralytic strabismus - Essential blepharospasm - EMG.
title Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
title_full Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
title_fullStr Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
title_full_unstemmed Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
title_short Botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
title_sort botulinum toxin in the treatment of paralytic strabismus and essential blepharospasm
topic Botulinum toxin - Paralytic strabismus - Essential blepharospasm - EMG.
url http://www.ijo.in/article.asp?issn=0301-4738;year=1993;volume=41;issue=3;spage=121;epage=124;aulast=Thomas
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AT mathaiannie botulinumtoxininthetreatmentofparalyticstrabismusandessentialblepharospasm
AT rajeevb botulinumtoxininthetreatmentofparalyticstrabismusandessentialblepharospasm
AT sensubir botulinumtoxininthetreatmentofparalyticstrabismusandessentialblepharospasm
AT jacobpushpa botulinumtoxininthetreatmentofparalyticstrabismusandessentialblepharospasm