Granuloma annulare after Botulonium toxin A injection: A rare association.
Kamran BalighiKambiz KamyabArghavan AzizpourPublished in: Journal of cosmetic dermatology (2020)
There are previous reports in the literature of sarcoidal and foreign body granuloma at the sites of injection of botulinum toxin A injection. To our knowledge this is the first report of granuloma annulare occurrence after botulinum toxin A injection.