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25 Cards in this Set
- Front
- Back
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Mumps
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trans: airborne dropletc
one serotype virus |
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Rubella
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one serotype
droplet transmission vaccine: Live attenuated |
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CMV: cytomegalovirus
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largest herpes virus
trans: salivary glands causes: fetal malformations, intersitial p. in immunocompromised |
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Epstein Bar Virus (EBV)
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Mono
trans: saliva replicates in B lymphocytes remains latent in B cells |
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Burkitt's Lymphoma
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EBV closely related, co-carinogen with Malaria
Malaria weakens t cell control of EBV infxn |
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Small Pox (variola)
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caused by poxvirus
global eradication by 1980 no: clinical infections, carriers, animal resevoir effective vaccine |
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ARborvirus
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vector bourne virus
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Yellow Fever
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vector: mosquito
transmission: Aedes aegypti where: Africa, Central/South America and Caribbean |
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Dengue Fever
Dengue hemorraghic fever |
vector: mosquito: A. aegypti is principal human vector
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Rickettsial Infections
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small bacteria
obligate parasites transmitted by arthropods mult in human epithelial |
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Rocky mountain spotted fever
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R. rickettsii
vector: dog and wood ticks |
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Mediterranean spotted fever
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R. conorri
vector: dog ticks |
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Epidemic typhus
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R. prowazeckii
trans: person to person by louse Pediculus corporis |
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Endemic typhus
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R. typhii
vector: rat flea |
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Lyme disease
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Borrelia
vector: Ixodes (tick) natural cycle takes place in mice and deer |
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Malaria
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Plasmodium: P. falciparum most virulent
vector: femal anopheles mosquito |
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Trypanisomomiasis
African sleeping sickness |
Trypanosoma brucei gambiense and T. rhodesiense
vector: tse-tse fly antigenic variation (T. brucei) Tx: arsenicals |
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Chaga's disease
(South American sleeping sickness) |
T. cruzi
Vector: reduviid bug (kissing bug) |
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Leishmaniasis
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Vector: Sandfly
Visceral: develops slowly, die from liver failure called kalazar Cutaneous: progresses from small papule at site of infection, develops into large ulcer which may heal with scarring |
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Schistosomiasis
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Schistosomes (helminth)
penetrate skin, migrate via blood to lungs and liver body become hypersensitive to eggs ex. urinary schistosomiasis |
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Filariasis
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filaria nematodes
lymphatic: Brugia and Wuchereria causes elephantiasis by obstruction of lymphatics |
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Arenaviruses
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parasites of various species in rodents that cause a lifelong infections
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lassa fever virus
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arenavirus that infects the bush rat
human exposure is through infected rat's urine |
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Korean Hemorrhagic feer
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Huantaan virus
persistant infection in mice and rats, exp. from their urine |
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Marburg and Ebola
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filovirus (long ss rna virus)resevoir unknown
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