chapter 19

B. anthracis- cause of anthrax, B. cereus- cause of food poisoning

C. perfringens- gas gangrene, C. tetani- tetanus- neurotoxin causes spasms, C. botulinum- botulism- neurotoxin causes paralysis, C. difficile- causes superinfections in intestine

Corynebacterium diptheriae, propionibacterium acnes, mycobacterium tuberculosis, mycobacterium leprae, actinomyces and nocardia

oral pharynx infection- pseudomembrane develops, on the rise again, vaccine available

main cause of acne

causes tuberculosis, primary, secondary, tertiary (systemic) stages, skin test, chest x-ray and clinical isolation, slow grower

causes leprosy, slowest of all growers

skin and soft tissue disease

listeria monocytogenes

found in dairy, raw meat, immune compromised and neonates at high risk, one of few psychrophile pathogenic bacteria

aerobic bacilli, enteric pathogens, non enteric pathogens

free living, mostly opportunist, no fermentation of carbohydrates, pseudomonas, legionella

lactose fermenters- E.coli, Klebsiella, non-lactose fermenters- Salmonella, Shigella