Microbiology and Immunology 3820A Lecture Notes - Lecture 3: Klebsiella Pneumoniae, Urinary Tract Infection, Vtec

• School: Western University
• Department: Microbiology and Immunology
• Course: Microbiology and Immunology 3820A
• Professor: David Colby

Document Summary

Escherichia coli each other: mutual: both benefit, commensal: one benefits, the other is unaffected. Eg: normal flora: parasitic: one benefits, the other is adversely affected. Different strain so you can determine if it will show up again with similar patterns: enterotoxigenic e. coli (etec, a major cause of traveler"s diarrhea. Common cause of food poisoning: food (esp. undercooked poultry, eggs), water, pet turtles, african dwarf frogs, diarrhea, extraintestinal disease, *** antibiotics contraindicated. Later, you get diarrhea: diagnosis by isolation from blood, later from stools, *** antibiotics indicated (antibiotics is necessary) Klebsiella pneumoniae: nonmotile, causes pneumonia, particularly in alcoholics, the debilitated and the hospitalized, also causes utis, sepsis. Klebsiella granulomatis: causes granuloma inguinale, an sti, *** painless genital ulcers like primary syphilis but little inguinal lymphadenopathy (swollen lymph nodes in the groin area), more common in developing countries. Tsi results: tsi (triple sugar iron test): is used to differentiate enterics based on the ability to reduce sulfur and ferment carbohydrates.