Coliform Opportunistic Enterobacteriaceae Flashcards
Coliform Opportunistic Enterobacteriaceae
Klebsiella
Escherichia
Enterobacter
Serratia
Escherichia and Shigella Antigens
O Antigens
Escherichia and Klebsiella Antigen
K Antigen
Escherichia and Salmonella Antigen
H Antigen
Klebsiella pneumonia characteristics
Rapid fermenter of Lactose
Non-motile
NF: Resp. and Enteric tract
Colonies: Mucoid growth
Capsule: K Antigen
K. pneumoniae has emerging resistance to
Carbapenems
Imipenem
Meropenem
Treatment of K. pneumoniae
High dose of carbapenem
Colistin, Tigecycline, Fosfomycin, Gentamicin
Ceftazidin, Avibactam
Klebsiella pneumoniae causes Nosocomial infections in Immunocompromised patients
HAP
Meningitis
UTI
Wound or Surgical Infections
Characteristics of E. coli
NF: Intestine
Rapid lactose fermenter
Peritrichous
Diseases caused by E. coli
UTI
Gastroenteritis
Sepsis
Meningitis
Pathovars of gastroenteritis caused by E. coli
Enterotoxigenic E. coli
Enteropathogenic E. coli
Enteroinvasive E. coli
Enteroaggregative E. coli
Enterohemorrhagic E. coli
Cause of diarrhea in infants and Traveler’s Diarrhea
Enterotoxigenic E. coli
Traveler’s Diarrhea
Montezuma’s Revenge
Two toxins produced by ETEC
Heat labile toxin
Heat stable toxin
Heat stable toxin
Toxin that stimulates fluid secretion
Heat labile toxin
Increase local concentration of cAMP
Cholera-like toxin
Hypersecretion of water and chlorides
inhibition of Na absorption
Treatment for ETEC
Azithromycin
Causes infantile diarrhea
Enteropathogenic E. coli
Cause Shigella-like diarrhea
Enteroinvasive E. coli
Cause “stacked-brick” pattern on tissue culture cell
Enteroaggregative E. coli
Cause watery diarrhea, acute and chronic diarrhea
Enteroaggregative E. coli
Shiga toxin producing E. coli
Enterohemorrhagic E. coli
Diseases caused by EHEC
Hemorrhagic colitis
Hemolytic uremic syndrome
Most common serotype of EHEC
017:H7
