Objective assessment of tear film in blepharospasm, facial hemispam and aberrant regeneration with periocular botulinum toxin-A
Alicia Galindo-Ferreiro,
Marta Fraile García,
Silvana Schellini
et al.
Abstract:Purpose Study the effect on the tear film in blepharospasm (BEB), facial hemispasm (FH), or aberrant regeneration (AR) treated with Botulinum Toxin (BTX-A). Methods A prospective study was used to evaluate the tear film in patients with BEB, FH, or AR treated with BTX-A. Schirmer tests, break-up time (BUT), optical coherence tomography (OCT) meniscus measurement, the Ocular Surface Disease Index (OSDI) questionnaire, and Oxford scale were documented before; 1 month after; and 3 months after BTX-A treatment. Co… Show more
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