Fusobacterium necrophorum Orbital Cellulitis With Intraconal Abscess

A 19-year-old male presented to the emergency department with progressive right eye proptosis and was subsequently diagnosed bacterial orbital cellulitis acute on chronic allergic fungal sinusitis. He experienced brief symptomatic improvement after endoscopic sinus surgery, initiation of antibiotics, steroid treatment; however, he re-presented five days discharge significantly worsened symptoms no light perception in eye. Cultures resulted Aspergillus Fusobacterium necrophorum, a rare, aggressive etiology cellulitis. developed an intraconal abscess requiring multiple orbitotomies for decompression drainage. To our knowledge, only eight prior cases F. necrophorum have been reported literature (excluding present case) patient is first case this organism causing abscess. The authors discuss importance early recognition close follow-up infections.