These are aerobic, gramnegative, nonfermenting, oxydasepositive bacilli. We present a case of ventilatorassociated pneumonia caused by c. Fifty isolates 24 chryseobacterium meningosepticum, 20 chryseobacterium indologenes, two chryseobacterium gleum, and 4. Eight bacterial strains isolated from diseased rainbow trout n5 and atlantic salmon n3 were characterized by phenotypic and molecular taxonomic methods. We report the seventh case of chryseobacterium indologenes occurring in the united states of america. In hospital environments, they have been recovered from water systems and humid surfaces. Most infections have been detected in hospitalized patients with severe underlying diseases who had indwelling devices implanted.
Flavobacterium meningosepticum, cdc group iia bacteriology a bacterium of soil, water, plants, foods, hospital waterincubators, tap water, hemodialysis systems, pharmaceuticals mode of transmission uncertain, but probably linked to contaminated medical devices and fluids. It also exhibit nitrogen fixation ability around 19. Most infections have been detected in hospitalized patients with. Chryseobacterium indologenes urinary tract infection. Chryseobacterium species are chemoorganotrophic, rod shape gramnegative bacteria. Two cases of myroides odoratus and chryseobacterium indologenes infection in a diabetic with pulmonary tuberculosis and a patient with decompensated alcoholic liver disease, respectively, are reported here. List the appropriate media for cultivation of the organisms listed, particularly e. It is possible that physicians may encounter this pathogenic microorganism in hospital environment such as mechanical ventilator circuits.
Chryseobacterium indologenes is an uncommon human pathogen. The genus flavobacterium was created in 1923 for a group of nonspore forming, aerobic gram negative rods, with the ability to produce yellow pigmented colonies. Some species of chryseobacterium have been involved in human infections, acting as sporadic but severe opportunistic nosocomial pathogens. Myroides spp and chryseobacterium spp are uncommon clinical isolates, though more frequently reported to cause infections than other pigmented nonfermentors. All lower taxonomy nodes 1 common name isynonym iother names i atcc 29897 ccug 14483 ccug 14556 cdc 3716 cip 101026 more. The organism causes infections mostly in hospitalised patients with severe underlying diseases. Chryseobacterium indologenes an overview sciencedirect.
Most infections have been detected in hospitalized patients with severe underlying diseases who had indwelling devices or implants. Chryseobacterium indologenes, a nonfermentative gramnegative bacilli distributed widely in nature, is an emerging nosocomial pathogen, inherently resistant to a wide range of antibiotics. The control of nematodes is primarily carried out by applying a limited number of anthelmintic compounds, for which there is now widespread resistance being reported. Clinical and microbiological characteristics of chryseobacterium.
The isolates were negative for the gramreaction, nonmotile, rodshaped and catalase and oxidasepositive. The overall structure adopted a fourlayered sandwich structure with a dinuclear zincii active site, in which the. Atypical chryseobacterium meningosepticum and meningitis. Unforeseeable presentation of chryseobacterium indologenes. The genus chryseobacterium encompasses six species previously called flavobacterium. Antimicrobial susceptibility and epidemiology of a. Based on fatty acid methyl ester analysis, isolates were found to share similarities with c. Chryseobacterium, sphingobacterium, and similar organisms.
Chryseobacterium elymi is an bacterial species found in the rhizospheres of coastal sand dune plants. Furthermore, strain gse06t exhibited the highest sequence similarities with type strains of chryseobacterium indologenes atcc 29897t 98. Emerging chryseobacterium indologenes infection in. Chryseobacterium is a genus of gramnegative bacteria. Author links open overlay panel antonietta lambiase a mariassunta. The pathogen causes meningitis in premature and newborn infants and pneumonia, endocarditis, postoperative bacteremia, and meningitis usually associated with severe underlying illness in adults 47. Chryseobacterium indologenes is a nonfermantative, catalase and oxidase positive. Chryseobacterium indologenes a novel root nodule endophyte in vigna radiata archana dhole, harsha shelat and deepak panpatte anand agricultural university, anand, gujarat, india388110, india corresponding author a b s t r a c t bp. Chryseobacterium respiratory tract infections in patients with cystic fibrosis. Chapter 24 chryseobacterium, sphingobacterium, and similar organisms objectives 1. Incision and drainage was done and pus was sent for culture and sensitivity. The newly classified and renamed elizabethkingia, chryseobacterium and myroides genera were originally included among the different species that belong to the genus flavobacterium. All isolates of c indologenes, flavobacterium indologenes, or flavobacterium aureum were included in the study. Detection of the florfenicol resistance gene flor in.
First isolation and characterization of chryseobacterium. Pdf chryseobacterium indologenes, a possible emergent. Colonies on solid media were yellow, smooth, shiny and circular with regular edges. Chryseobacterium indologenes is nonmotile, oxidase, and indole positive gramnegative aerobic bacilli which is widely found in plants, soil. This pdf is available for free download from a site hosted by medknow publications. Chryseobacterium respiratory tract infections in patients. Ventilatorassociated pneumonia caused by chryseobacterium. The genera chryseobacterium and elizabethkingia springerlink. Chryseobacterium species are rare human pathogens that are found in the environment and cause a variety of infections, usually in patients with altered. Urinary tract infection by chryseobacterium indologenes.
A case of healthcare associated pneumonia caused by. We report the seventh case of chryseobacterium indologenes occurring in. Clinical and epidemiological features of chryseobacterium. Chryseobacteria can also colonize patients via contaminated medical devices such as respirators, intubation tubes, humidifiers. The choice of an effective drug for the treatment of infections due to c. Chryseobacterium indologenes pneumonia case presentation 1. Identify the normal habitat and the routes of transmission for the organisms. Chryseobacterium indologenes is a pathogen of american bullfrogs lithobates catesbeianus and humans. Formerly flavobacterium indologenes, chryserobacterium indologenes is a yellow pigmented, gramnegative filamentous, nonmotile rod and can be found in soil, plants, foodstuffs and water sources including those found in hospitals 1234. The increasing numbers of patients with c indologenes pneumonia and bacteremia. Chryseobacterium indologenes is a gramnegative and nonmotile bacteria from the genus of chryseobacterium which has been isolated from a human.
This report documents a rare case of chryseobacterium indologenes urinary. Outbreak of chryseobacterium indologenes infection related. It can colonize hospital environment due to ability to survive in chlorinetreated water supplies. Chryseobacterium form typical yelloworange color colonies due to flexirubintype pigment. A 11 year female child, from southasia of indian origin presented with fever, pain and swelling in right leg for 3 days with no significant past history. Chryseobacterium species is gramnegative bacillus widely distributed in soil and water. Together with the genera bergeyella and empedobacter, the genus chryseobacterium vandamme, bernardet, segers, kersters, and holmes 1994 was built on the ruins of the genus flavobacterium, shortly before the latter was thoroughly emended following extensive phylogenetic investigations vandamme et al. Chryseobacterium indologenes infection in a newborn journal of. Nematodes represent important pathogens of humans and farmed animals and cause significant health and economic impacts.
Gram stain of agar isolates reveals long, thin rods that can. Chryseobacterium indologenes septicemia in an infant. We report for the first time a case of community acquired chryseobacterium indologenes soft tissue infection in an immunocompetent patient. Chryseobacterium meningosepticum, formerly known as flavobacterium meningosepticum and cdc iia, is a gramnegative rod widely distributed in nature. Chryseobacterium indologenes pneumonia case presentation.
Case presentation a 32yearold caucasian woman with metastatic breast cancer presented to a hospital emergency department with bilateral radiationinduced pleural effusions and respiratory failure. There is a current unmet need to develop novel control measures including the identification and. A 32yearold caucasian woman with metastatic breast cancer presented to a hospital emergency department with bilateral radiationinduced pleural. Chryseobacterium indologenes in a woman with metastatic. The golden death bacillus chryseobacterium nematophagum is. After short stay in er she had being unstable and transferred. Myroides odoratus and chryseobacterium indologenes. Elizabethkingia, chryseobacterium and myroides species. It is widely distributed in environmental sources including water, soil and plants omar et al. Limited data are available on chryseobacterium spp. This article is from journal of medical case reports, volume 7. Members the genus chryseobacterium are widely distributed microorganisms that can be recovered from a wide variety of environments, such as fresh water, sewage and wastewater, soil or food sources, such as milk, poultry and meat and dairy products. Acute flaccid myelitis afm identification and preservation techniques of environmental isolates dear stanley.
Its type strain is rha31 t kctc 22547 t nbrc 105251 t. Describe the general characteristics of the organisms discussed in this chapter. Infections caused by chryseobacterium indologenes are rare, but have been reported as a cause of serious infections in adult immunosuppressed patients. Fifty isolates 24 chryseobacterium meningosepticum, 20 chryseobacterium indologenes, two chryseobacterium gleum, and 4 chryseobacterium spp. Click the button below to download a pdf of our latest catalog. Request pdf chryseobacterium in burn wounds chryseobacteria are gram negative organisms, formerly known as flavobacteria, which rarely cause infections of burn wounds. Chryseobacterium indologenes is nonmotile, oxidase, and indole positive gramnegative aerobic bacilli which is widely found in plants, soil, foodstuffs, and water.
Chryseobacterium indologenes is a gramnegative, aerobic, nonfermenting, nonmotile, catalase, oxidase, and indole positive bacillus. Chryseobacterium balustinum harrison vandamme et al. Chryseobacterium indologenes is a rare cause of infection in children. In the hospital environment is found in the water systems, equipments surface and wet medical devices. Bacteria from the family flavobacteriaceae often show low susceptibility to antibiotics. Based on sequencing results of partial 16s rrna gene, isolates shared 99% identities e value 2e 50 with the 16s rrna sequence of c. The genus contains more than 100 described species from diverse habitats, including freshwater sources, soil, marine fish, and human hosts. Chryseobacterium indologenes urinary tract infection 1.
386 295 525 378 1104 786 828 47 1350 803 1090 1447 1189 1091 1009 1313 269 1443 1487 725 130 1154 38 1398 170 681 1096 1367 844 1484 120 1025 115 49 1008 781 1457 483 592 653 358 1242 1453 966 1489 812 129 487 1454