Ocular Capnocytophaga Infection in an Edentulous, Immunocompetent Host

Capnocytophaga keratitis in dogs: clinical, histopathologic, and microbiologic features of seven cases

“…Capnocytophaga keratitis in human patients is an uncommon infection associated with an aggressive clinical nature and generally poor outcome . In one large case series of Capnocytophaga keratitis patients, 50% of affected eyes required enucleation for corneal perforation, progression to endophthalmitis, or vision loss with uncontrollable pain.…”

“…Capnocytophaga infection of the human cornea appears to most commonly be acquired from human microflora sources as, when the bacterial species was reported, most isolates belonged to the group associated with the human oral cavity . There are also occasional descriptions of human Capnocytophaga keratitis occurring secondary to traumatic injury with canine and feline teeth or claws and associated with Capnocytophaga canimorsus infection .…”

Capnocytophaga sputigena as a cause of severe orbital cellulitis and subperiosteal abscess in a child

“…The involvement of this bacterium in eye infections is very sporadic, with only a few case reports of keratitis. 2,3 This report is the first to describe a case of pediatric orbital cellulitis with SPA caused by C. sputigena.…”