Microbiology
Raoultella planticola and Raoultella ornithinolytica (Pubmed) and a couple of others.
A gram-negative rod.
Epidemiologic Risks
Adenocarcinoma of the gallbladder and biliary system.
Water, plants, and soil.
Syndromes
Mostly bacteremias and gallbladders in bad hosts (PubMed). Various nosocomial infections.
Treatment
Third-generation cephalosporin or a carbapenem, although limited clinical experience and carbapenemases are reported (Pubmed).
R. ornithinolytica are resistant to antibiotics: 4% of isolates were resistant to ceftriaxone, 6% to quinolones, and 13% to cotrimoxazole.
Notes
Curious Cases
Relevant links to my Medscape blog
Last Update: 04/05/18.