Capnocytophaga sputigena

Capnocytophaga spp. & Capnocytophaga sputigena

1. BAP(Blood agar plate) 2. CHO(Chocolate agar) 3. 현미경 1000배(HPF)로 관찰한 Thin, spindle-shaped C. sputigena

 

-      Class: Flavobacteriia, Order: Flavobacteriales, Family: Flavobacteriaceae

-      To date, 11 species of Capnocytophaga genus are identified

       # C. canimorsus

       # C. cynodegmi

       # C. ochracea

       # C. gingivalis

       # C. sputigena

       # C. haemolytica

       # C. granulosa

       # C. leadbetteri, etc

 

-      Thin, spindle-shaped, Gram-negative bacilli

-      Facultative anaerobic, capnophilic, fusiform, gliding motility, oxidase negative

 

-      Normal inhabitants of the oropharyngeal flora

-      Rare opportunistic pathogen, especially in patients with hematologic malignancy s/p chemotherapy

-      사람에게 치주염, 드물게는 결막염, 복막염, 간농양, 골수염 등을 일으킴.

       특히, 면역저하 환자에서 수막염이나 패혈증을 일으키고,

       개에 물린 건강인에게도 패혈증을 일으킬 수 있음이 보고됨.

       C. sputigena bacteremia had been reported → Ref) Ann Lab Med. 2014 Jul;34(4):325-7.

 

-      Susceptible to: 3rd generation cephalosporin, carbapenem, lincosamide,

                                macrolide, doxycycline, fluoroquinolone

-      Resistant to: aminoglycoside, colistin

 

Cf) Taxonomic rank

-      Domain – Kingdom(계) – Division(문) – Class(강) – Order(목) – Family(과) – Genus(속) – Species(종)