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MicroBio diseases
top 40 pathogenic diseases
Question | Answer |
---|---|
Meningococcal meningitis | Neisseria meningitidis infection of the meninges- petechiae; purple broken capillaries |
meningitis symptoms | cold fever headache stiff neck vomiting petechiae- incubates 1-7 days |
meningitis pathogenesis | pili colonize upper respiratory carried to spinal fluid endo toxin release causes shock and inflammation interferes with motor function |
listeriosis | listeria monocytogenes- contaminated food fever muscle aches GI symptoms can cause meningitis |
listeriosis incubation and pathogenesis | days to 3months, in babies 1-4 weeks. move through intestine to blood stream seeds meninges. pregnant woman and infants high risk soft cheese nonpasteurized milk hotdogs |
Hansens Disease (Leprosy) | acid fast nonculturable rod Mycobacterium leprae two forms tubercloid flat lesions slight red lepromatous more bacteria thickening of peripheral nerves |
Leprosy symptoms, Incubation & Pathogenesis | 3 months- 20 years deformed face fingers, toes invasion of nerves an multiplication in macrophages mucous membrane secretions no vaccine rifampin and clofazimine |
Botulism | Clostridium botulinum anaerobic spore forming neurotoxin gram positive rod |
botulism SIPE | blurred double vision weakness nausea vomiting diarrhea paralysis respiratory weakness 12-36 hours germinate in food and release toxin absorbed by small intestine, blocks transmission of nerve signals contaminated food spores in environment |
Diptheria | Corynebacterium diptheriae bacterial infection of skin or respiratory tract demyelination by toxin/destroys schwann cells DPT vaccine |