“…In this case we present a four month old infant who has had a two-week lasting respiratory tract infection and eventually developed deep neck infection at a very early age, without having fever. As far as we found in the literature, there are rare cases of develoment of retropharyngeal abscess at this early age [7,10,11,16,21,22]. Although the first working diagnosis was epiglottitis, both ceftriaxone (as a broad spectrum antibiotic) and azytromicin were introducted as initial therapy because of unvaccinatinated status of the child in order to treat possible pertusis.…”