Botulinum Toxin A for Spasmodic Torticollis, Hemifacial Spasm and Facial Synkinesis

ABSTRACT

Botulinum toxin type A(BTA) is well known treatment agent in the treatment of paralytic strabismus in ophthalmological field for more than 15 years. Its therapeutic potential as temporary paralyzing agent was adopted to treat several neurologic, movement disorders. In recent years, BTA is considered as initial medical treatment option in such as blepharospasm, hemifacial spasm, spasmodic torticollis, spasmodic dysphonia. Authors applied BTA injection in cases with spasmosmodic torticollis, hemifacial spasm, facial synkinesis and experienced staisfactory result. So authors present our experience of BTA injection therapy and discuss techniques, advantages and disavantages.