An 11-year-old male adolescent, presented with a two-day history of headache, photophobia, phonophobia, edema of the medial region of forehead and periorbital area, and bilateral ptosis. Laboratory evaluation showed leukocytosis, with neutrophilia, elevated reactive C-protein reactive and procalcitonin. The blood culture was positive for Staphylococcus aureus. Computerized Tomography Scan of brain and orbits scan revealed a thickness of the epicranial soft tissue with an inferior extension to the nasal pyramid; an ethmoid inflammatory sinusopathy and a preseptal fat densification with extension to post septal location. Potts Puffy Tumor diagnosis was made. The adolescent was admitted for intravenous treatment with ceftriaxone, metronidazole and vancomycin, associated with dexamethasone, and oral antibiotics after discharge. Due to this improvement, surgical drainage was postponed. After six months, symptoms relapsed, so he underwent nasosinusal endoscopic surgery with anterior ethmoidectomy and frontal sinusoidectomy on the right side, as well as antibiotic therapy. No further relapse occurred.

Keywords: Pediatrics; Pott puffy tumor; Ethmoid sinusitis; Cellulitis