Classification of Pathogenic Bacteria 2 Flashcards
What are the different priorities of bacterial infection?
Priority 1 (critical)
Priority 2 (high)
Priority 3 (medium)
What is the classification of gram negative bacteria?
Aerobic (strict)
Bacalli
Aerobic
Cocci
Bacalli
Microaerophilic
Bacalli
Anaerobic (strict)
Cocci
Bacalli
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What are examples of gram negative bacteria?
Neisseria spp (neisseria meningitides and neisseria gonorrhoeae)
Moraxella catarrhalis
What does neisseria meningitides cause?
Meningitis
What is meningitis?
Inflammation of the meninges and septicaemia
What does neisseria gonorrhoeae cause and how is it spread?
Causes urethritis in men and pelvic inflammation in woman
Spead by sexual contact
What does moraxella cartarrhalis cause?
Respiratory tract infection
What are coliforms?
Organisms in the family enterobacteriacae
Where are coliforms found?
Commensals in the large intestine
What is a useful test to classify a gram negative bacalli?
Lactose fermentation
What are some bacteria from the enterobacteriaceae family?
Esherichia coli (E coli)
Salmonella spp
Salmonella typhi
Shigella spp
Klebsiella spp
Proteus spp
What does escherchia coli cause?
Urinary tract infections
What is special about salmonella spp?
Does not ferment lactose
What does salmonella typhi cause?
Typhoid fever
What does shigella spp cause?
Diarrhoea
What does klebsiella spp cause?
Urinary tract infection and hospital acquired pneumonia
What does proteus spp cause?
Urinary tract infection
What are examples of curved (bacalli) bacteria?
Compylobacter spp
Helocibacter spp
Haemophilus influenza
Pseudomonas spp
What does compylobacter cause and how is it spread?
Diarrhoea and is spread by faecal oral route
What does helocibacter pylori do?
Damages mucosa