Hafnia (bacterium) - Wikipedia
Hafnia. (bacterium) Hafnia is a genus of Gram-negative, facultatively anaerobic, rod-shaped bacteria in the family Hafniaceae. H. alvei is a commensal of the human gastrointestinal tract and not normally pathogenic, but may cause disease in immunocompromised patients.
Microbiology of Hafnia alvei - PubMed
Hafnia alvei is a Gram-negative facultatively anaerobic bacillus that constitutes part of the human gut flora. Until recently, H. alvei strains could be mistakenly identified by conventional methods, miniaturisation or automatic systems as members of the Serratia, Escherichia, Citrobacter, Yokenella ….
Clinical significance of extraintestinal Hafnia alvei isolates from …
Hafnia alvei is a gram-negative bacterium that is rarely isolated from human specimens and is rarely considered to be pathogenic. It has been associated with gastroenteritis, meningitis, bacteremia, pneumonia, nosocomial wound infections, endophthalmitis, and a buttock abscess.
Hafnia alvei - an overview | ScienceDirect Topics
Hafnia alvei is the only named species of the genus Hafnia, although organisms presently classified as H. alvei can be separated into three distinct genospecies. Unlike Edwardsiella tarda, this organism is commonly found in feces of humans and animals, as well as in sewage and soil.
Hafnia alvei pneumonia: a rare cause of infection in the …
2020年12月31日 · Hafnia alvei is a rare, poorly understood commensal bacterium which has, on occasion, been shown to infect humans. We present two cases. The first patient presented with a 1-week history of dyspnoea, pleurisy and a productive cough, and the second with a prodrome of fatigue and night sweats.
Hafnia Alvei: Friend or Foe? A Rare Cause of Post-ERCP Sepsi ... - LWW
Hafnia alvei is a commensal, gram-negative bacterium that is found within both the gastro-intestinal and respiratory tracts. It is considered normal flora and rarely causes pathogenic infections in immunocompetent individuals.
598. Clinical Characteristics and Characterization of Hafnia Alvei ...
The aim of this study was to characterize H. alvei infections including patient characteristics, antimicrobial susceptibility patterns, location of isolation, and microbial characteristics of isolates in cancer patients.
Catheter-associated Hafnia alvei-induced Urosepsis - PMC
2019年12月26日 · Inducible Bush group 1 beta-lactamase produced by Hafnia alvei is postulated to be responsible for antibiotic resistance. Physicians should remain vigilant of Hafnia alvei-induced urosepsis in patients with long-term catheterization initiating appropriate treatment.
Clinical and Laboratory Diagnostic Characteristics and …
In an extensive review of clinical reports involving Hafnia infections, we found several cases of bacteremia caused by H. alvei sensu stricto (DNA group 1) because the infecting strain was described as either salicin or esculin positive (9, 18).
A RARE CASE OF HAFNIA ALVEI BACTEREMIA WITH SEPTIC SHOCK …
INTRODUCTION: Hafnia alvei is a gram-negative, facultatively anaerobic bacillus that is rarely pathogenic. It typically infects neonates and immunocompromised patients causing diarrhea, urinary tract infection (UTI), pneumonia, meningitis, endocarditis, and septicemia [1,2].
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