Predisposing Factors --> Agent Flashcards
T cell compromise, neutropenia, iron overload
Aspergillus sp
poor oral hygiene, alcoholism/malnourishment
Actinomyces israelii, Anaerobes (primarily oral NF)
Wool sorters, animal hides
B. anthracis
exposure to contaminated soil in Ohio-Mississippi River Valleys
Blastomyces dermatitidis
exposure to infected animals, animal tissues, blood or bodily fluids. Abattoir/Poultry Worker; Farmer, Veterinarian; Pets Pet store worker – Exposure to parturient cat, cattle, sheep goats
Brucella spp
exposure to contaminated soil Southwestern US or travel to Southwestern US
Coccidioides immitis
increased exposure due to crowding
Chlamydia pneumoniae, Mycoplasma pneumoniae, RT viral etiology
exposure to Birds/Abattoir/Poultry Worker; Farmer, Veterinarian; Pet/ Pet store worker
Chlamydia psittaci
lymphoma, AIDS
Cryptococcus neoformans
exposure to contaminated soil/infectious dust, exposure to infected animals, animal tissues, blood or bodily fluids Abattoir/Poultry Worker; Farmer, Veterinarian; Pets Pet store worker – Exposure to parturient cat, cattle, sheep goats.
Coxiella burnetti
exposure to rabbits.
Francisella tularensis
exposure to contaminated soil/infectious dust, exposure to infected rodents, tissues, blood or bodily fluids, droppings.
Hantavirus
Antecedent or current Viral LRT infection (especially influenza)
Haemophilus iinfluenzae, type b
exposure to contaminated soil in North-Central US, exposure to Bats, Bird droppings
Histoplasma capsulatum
alcoholics, age/elderly, sickle cell disease, aspelnics, homeless
Klebsiella pneumoniae
exposure to aerosolized water
Legionella pneumophila
foreign-born minority in US, Health-care worker, low income populations/malnourishment, T cell compromise, AIDS.
Mycobacterium tuberculosis
neutropenia, Diabetic, iron overload
Mucormycoses
exposure to soil and cancer.
Nocardia asteroides
T cell compromise, AIDS.
Pneumocystis jiroveci
Neutropenia
Pseudomonas aeruginosa
IV drug abuse, hematogenous dissemination
Staphylococcus aureus
lack of M-protein-specific opsonizing antibodies, antecedent viral infection/i.e, the flu
Streptococcus pyogenes
antecedent viral infection/i.e, the flu, age/elderly, sickle cell disease, aspelnics
Streptococcus pneumoniae
vaginal infection in the gravid female/passage through an infected vaginal canal
Ureaplasma urealyticum