title: Persistent mydriasis after botulinum toxin injection for congenital esotropia.
abstract: We report the case of a 3-year-old boy who developed persistent unilateral mydriasis after the injection of botulinum toxin in both medial rectus muscles. The mydriasis was still present at the last documented visit 9 months after the procedure.
authors: Strasbourg University Eye Hospital, Strasbourg, France. claude.speeg@chru-strasbourg.fr <claude.speeg@chru-strasbourg.fr>
authors: Claude
authors: C
authors: Speeg-Schatz
mesh_terms: D019274:Botulinum Toxins, Type A / Q000008:administration & dosage / Q000009:adverse effects*; D002675:Child, Preschool; D004305:Dose-Response Relationship, Drug; D004948:Esotropia / Q000151:congenital / Q000188:drug therapy*; D006801:Humans; D007267:Injections; D007498:Iris / Q000187:drug effects; D008297:Male; D015878:Mydriasis / Q000139:chemically induced* / Q000175:diagnosis; D009465:Neuromuscular Agents / Q000008:administration & dosage / Q000009:adverse effects*; D009801:Oculomotor Muscles
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A