[Lingual actinomycosis: diagnostic problems. Review of the literature]. / Actinomicosis lingual: dificultad de diagnóstico. Revisión de la bibliografía.

Actinomycosis of the cervicofacial area is a rare infection with a difficult clinical diagnosis. We report a case of lingual actinomycosis which was diagnosed after a long remission with empirical antibiotic treatment, two years after onset. The clinical characteristics, differential diagnosis, and therapeutic options in this unusual infection are discussed.