Treatment of Post-Septal Orbital Cellulitis due to Odontogenic Infection.

Orbital cellulitis happens when the region behind the orbital septum is affected. It consists an urgency because of its potential risks of complications, such as vision loss, cavernous sinus thrombosis, or Lemierre Syndrome. This article reports a case of a subperiosteal and orbital cellulitis, which had a periapical lesion in the left first molar as it´s focus. Because of the urgency of those cases, the surgeon needs to make an early diagnosis and prompt approach.