Although the majority can recover with adequate antibiotic therapy, some cases have a fatal outcome. A rare case of raoultella planticola urinary tract infection. A rare case of raoultella planticola urinary tract infection in a. Emergence of raoultella ornithinolytica producing ampc. The incidence of this genus has been underestimated, given that detecting it is really difficult. Raoultella ornithinolytica is a gramnegative encapsulated aerobic bacillus belonging to family enterobacteriaceae that is found in aquatic environments, fish, and insects. There are some strains of this bacteria that are resistant to almost all antibiotics. Isolation and characterization of raoultella ornithinolytica.
Unusual localization of an emergent bacterium, raoultella. Raoultella planticola is a gramnegative bacterium of the genus raoultella. Fat necrosis and polymicrobial wound infection caused. It could have cryptogenic origin in 10%35% of cases. Klebsiella pneumoniae can usually be treated with antibiotics. Neonatal sepsis caused by raoultella ornithinolytica in a calf. Trivedis biofield treatment onantimicrobial sensitivity, minimum inhibitory concentration mic, biochemical study, and biotype number of multidrug resistant strain of r. Two strains of raoultella planticola and one of raoultella ornithinolytica showing carbapenem resistance were recovered from patients hospitalized in new jersey and ohio. Raoultella ornithinolyitca is a gram negative, nonmotile, encapsulated, aerobic bacillus formerly named klebsiella ornithinolytica. Raoultella ornithinolytica pneumonia and pleural effusion were observed in 24% of cases cases of osteomyelitis, meningitis, and cerebral abscess are reported for the first time. Raoultella planticola is a gramnegative bacillus closely related to the genus klebsiella, under which it was formerly classified.
These data support the division of the genus klebsiella into two genera. Phylogenetic analyses of klebsiella species delineate. The patient, after 1 year, is doing well, except for her right eye that had already lost its visual power before surgery. Raoultella planticola is a gram negative, aerobic, nonmotile bacilli primarily considered to be environmental bacteria. Raoultella ornithinolytica causing fatal sepsis the.
Raoultella ornithinolytica causing fatal sepsis the brazilian journal. Pdf clinical characteristics of raoultella ornithinolytica bacteremia. Raoultella planticolaassociated cholangitis and sepsis. Raoultellaornithinolytica presentations on authorstream. Ent infection caused by raoultella ornithinolytica singh m. Metabolic engineering of raoultella ornithinolytica bf60. This case report describes an ent infection caused by r.
Its role in the pathogenesis of human infections has recently been recognized. However, human infections caused by bacteria of the genus raoultella are infrequent, and spontaneously occurring bacteremia cases have not been reported. International journal of systematic and evolutionary microbiology 51. Clinical and microbiological study of a series of 4 oncologic patients. Answers from specialists on klebsiella ornithinolytica treatment. Raoultella ornithinolytica is known to inhabit aquatic environments. This report provides a starting point for further metabolic engineering aimed at a process for industrial production offdcausingr. Open epub for a rare case of raoultella planticola. Members of the genera klebsiella and raoultella have properties similar to other enterobacteriaceae with some distinctive features see key points. Four cases of raoultella planticola conjunctivitis eye. Pdf emerging role of raoultella ornithinolytica in human. A urinary tract infection uti is the most frequent complication. Consequently, infection with this microorganism causes redness and flushing on the skin.
Raoultella ornithinolytica pneumonia and pleural effusion were observed in 24% of. Clinical characteristics of raoultella ornithinolytica bacteremia article pdf available in infection 431 november 2014 with 2,8 reads how we measure reads. Raoultella ornithinolytica is a rare pathogen in human infection and bacteremic cases had been scarcely reported. The reliability of the chromosomal bla gene, journal of microbiological methods on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Pdf emergence of colistin resistance gene mcr8 and its. Bacteria were isolated from pus samples, and an inconsistent identification was shown by vitek 2 system and malditof mass spectrometry as raoultella planticola and raoultella terrigena, respectively. I present a 64yearold woman affected by a frontal brain abscess that was surgically treated, from which raoultella ornithinolytica r. Raoultella ornithinolytica is an uncommon human pathogen, with only ten cases having been previously reported. A retrospective study of cases of infection caused by r.
In this paper, we report the successful treatment of the first case of prosthetic joint infection. Raoultella ornithinolytica is a bacterium belonging to the family enterobacteriacae. Carbapenemase genes were embedded in isoforms of tn 4401 and were plasmidic and chromosomal in. First report of neonatal earlyonset sepsis caused by multi.
We described the first case in the literature of isolated external otitis sustained by raoultella ornithinolytica in an immunocompetent host. Download fulltext pdf download fulltext pdf raoultella ornithinolytica. The members of this species are gramnegative, encapsulated, nonmotile rods with the general characteristics of the familyenterobacteriaceae and of the genusklebsiella. It was first described in the 1980s as klebsiella planticola and klebsiella trevisanii. The present case report describes catheterrelated blood stream infection caused by r. Raoultella ornithinolytica is not well known as a clinical pathogen. The prevalence of raoultella ornithinolytica may be an underreported, emerging hospitalacquired infec. Raoultella ornithinolytica is an opportunistic pathogen of the enterobacteriaceae family and has been implicated in nosocomial infections in recent years. This organism is a very rare human pathogen as only 29 cases of raoultella planticolarelated infections have been reported until 2017, with only 7 cases in the united states. Communityacquired infection to raoultella ornithinolytica. Dec 15, 2015 raoultella ornithinolytica, a rare microorganism found in aquatic environments, is not a common cause of human infection. These bacteria are commonly found in the natural environment. Keywords 2,5furandicarboxylicacid,5hydroxymethylfurfural, raoultella ornithinolytica bf60,metabolicengineering,wholecellbiocatalyst a.
According to our knowledge, through the available data, we think that this study represented the first record of the occurrence of the r. The reservoir of raoultella is the gastrointestinal tract and upper respiratory tract. Diabetic foot infection caused by raoultella ornithinolytica. A rare human infection of raoultella ornithinolytica in a. Formerly known as klebsiella ornithinolytica, the bacterium was reclassified as raoultella based on new genetic approaches. Raoultella ornithinolytica, an encapsulated gramnegative bacterium, is a member of the enterobacteriaceae family.
This organism has been found to cause a variety of infections, such as necrotizing fasciitis, cystitis, cholecystitis, pancreatitis, hepatic disease, and soft tissue infections. Here, we present a case of enteric feverlike syndrome and bacteremia caused by r. Here we report the case of a patient who developed urinary tract infection. Samples were screened for presence of raoultella spp. Genomic analysis of a raoultella ornithinolytica strain. Pdf raoultella ornithinolytica causing fatal sepsis. Raoultella ornithinolytica is increasingly being isolated as a causative organism in human infections. Abid department of pathological analysis,college of science, thiqar university, thi qar, iraq abstract the incidence of ampc. Genomic analysis of a raoultella ornithinolytica strain causing. Catheterrelated blood stream infection caused by raoultella. Raoultella ornithinolytica is a gramnegative, nonmotile, encapsulated, aerobic bacillus belonging to the enterobacteriaceae family.
Jan 23, 2020 of the tested raoultella strains, thirteen 12. It consists of species raoultella electrica, raoultella ornithinolytica, raoultella planticola and raoultella terrigena. A total of 720 clinical samples were collected from three main hospitals in hilla city babylon province, iraq. For further comprehension of the rare infection, we summarized clinical characteristics of 6 cases that were detected at our medical facility and 5 cases from previous literature. This bacterium, along with the closely related species r.
This organism can be misdiagnosed as klebsiella pneumoniae or klebsiella oxytoca, and its expression of. Klebsiella ornithinolytica treatment answers on healthtap. A 63yearoldman was admitted to our hospital with severe subungual abscess. The pathogen has been described in association with diabetic foot infections, biliary infections, bacteraemia and native and prosthetic joint infections. An unusual pathogen for prosthetic joint infection article pdf available in idcases july 2016 with 50 reads. Canadian journal of infectious diseases and medical microbiology. This species has been related to histamineproducing bacteria causing subsequent fish poisoning 51. It is a rare but emergent cause of human pathologies especially in immunocompromised patients. Pdf clinical characteristics of raoultella ornithinolytica. Fat necrosis and polymicrobial wound infection caused partly. Raoultella ornithinolytica, a rare microorganism found in aquatic environments, is not a common cause of human infection.
This differs from the descriptions of patients reported to be infected with raoultella ornithinolytica 3,5,711, though in a case report concerning a 21dayold boy, the patient was healthy. Download pdf introduction raoultella planticola is a gramnegative, nonmotile, oxidasenegative, catalasepositive, capsulated, facultative anaerobic rod in the family enterobacteriacae. Only 3 cases of urinary tract infection secondary to r planticola have been reported, 1. Raoultella are gramnegative, aerobic, encapsulated, nonmotile bacilli. Raoultella ornithinolytica formerly klebsiella ornithinolytica is a gramnegative aerobic bacillus in the family. An atypical case of raoultella planticola urinary tract. We sequenced the genome of raoultella ornithinolytica strain marseillep1025 that caused a rare case of prosthetic joint infection in a 67yearold. The name raoultella is proposed as a genus name for species of cluster ii which contained klebsiella ornithinolytica, klebsiella planticola, and klebsiella terrigena, organisms characterized by growth at 10.
Phylogenetic analyses of klebsiella species delineate klebsiella and raoultella gen. Emerging role of raoultella ornithinolytica in human. Raoultella ornithinolytica was previously classified as a klebsiella specie, but in 2001, the genus raoultella was created to include this germ along with klebsiella planticola and. Syddansk universitet raoultella ornithinolytica diagnosed. A case of urinary tract infection caused by raoultella planticola after. A rare case of raoultella planticola urinary tract. Emerging role of raoultella ornithinolytica in human infections. The aim of the study was to indicate the reliable method for raoultella spp. Pdf enteric feverlike syndrome caused by raoultella. Raoultella planticola bacteremiainduced fatal septic shock. If you had a culture done that grew this organism, then the lab should have also done sensitivities. We report a case of central catheter line exit site wound infection in a 15monthold baby girl who was admitted electively for closure of ileostomy and incisional hernia repair. A case of urinary tract infection caused by raoultella.
Nov 11, 2017 raoultella planticola is a gramnegative, aerobic, rod bacterium commonly found in the environment, particularly in water, soil, and fish. Raoultella ornithinolytica formerly klebsiella ornithinolytica is a gramnegative bacillus that belongs to the enterobacteriaceae family. Raoultella ornithinolytica is a gramnegative, oxidasenegative, aerobic, encapsulated, nonmotile rod, belonging to the enterobacteriaceae family 1, 2. Raoultella planticola is a gramnegative, nonmotile, anaerobic bacterium of the genus raoultella most commonly found in water, soil, and aquatic environments1 originally classified as a member of the genus klebsiella, it was reclassified as raoultella spp. Raoultella ornithinolytica and raoultella planticola are histamineproducing bacteria that are usually found in fish and water. It is very rare but should be dealt with atten tion. Raoultella ornithinolytica is a rare opportunistic aerobic gramnegative bacillus that naturally exists in soil, water and plants. Fat necrosis and wound infection following breast reduction surgery or other plastic surgeries caused by this. Clinical characteristics of raoultella ornithinolytica. Jul 25, 2016 raoultella ornithinolytica formerly klebsiella ornithinolytica is a gramnegative bacillus that belongs to the enterobacteriaceae family. Molecular identification by 16s rrna sequencing suggested that the isolate is r. The incidence of this genus has been underestimated, given that.
Strain marseillep1025 was also able to infect, multiply within, and kill acanthamoaeba castellanii amoebae. Pdf raoultella ornithinolytica bacteremia in cancer patients. Identification of raoultella terrigena as a rare causative. Resistant raoultella ornithinolytica bacteremia in a patient with. Raoultella planticola is a gramnegative, aerobic, nonmotile mostly found in environments with high prevalence in soil and water. Both lower urinary tract and pelvic floor function can be efficiently evaluated by a urodynamic study us, 1 but it is an invasive procedure that involves urethral catheterization. Raoultella planticola, a central venous line exit site. All patients had received previous antimicrobial treatment, including carbapenems. Raoultella ornithinolytica formerly klebsiella ornithinolytica is a gramnegative aerobic bacillus in the family enterobacteriaceae. Emergence of raoultella ornithinolytica producing ampc beta lactamases in the different clinical specimens intidhaar n.
Antibiotic susceptibility patterns were remarkable for resistance to piperacillintazobactam with mic 644 mcgml. Raoultella planticola is a gramnegative, aerobic, nonmotile mostly found in. Raoultella ornithinolytica is an encapsulated gramnegative aerobic bacillus belonging to the enterobacteriaceae family. Ent infection caused by raoultella ornithinolytica singh m, kaur i. Urinary tract infection with rare pathogen raoultella.
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