Actinomycosis next to thyroid: Case report

Actinomycosis is a chronic infectious disease with a tendency to multiple d raining sinus and fistulas, caused by Gram positive microorganisms. We repo rt a two years and one month old girl who was admitted to our hospital due to a mass close to thyroid gland. Furthermore we discuss about the difficul ty of differential diagnosis caused by the unusual young age of the patient and by the uncommon location, and we underline the importance of ecography of the involved abscess and the special histological stains of the tissues as reliable tools.