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Parainfluenza virus; Mumps virus; Respiratory syncytial virus; Morbillivirus (mumps); Pneumovirus; Metapneumovirus
Enterovirus (Poliovirus, coxsackie A and B, echovirus, enterovirus), Rhinovirus, Heparnavirus
congenital (birth defects, low birth weights, microcephaly), STD, blood/organ transplants, immunosuppressed patients
•Epidemic parotitis; painful swelling of parotid
•Humans = only reservoir.
•Live attenuated vaccine MMR
distemper virus in dogs and seals; morbillivirus in dolphins and porpoises; Newcastle disease virus (birds); Rinderpest virus (cows)
Respiratory syncitial virus (RSV; bronchiolitis and pneumonia) and Metapneumovirus (colds, bronchiolitis, and pneumonia)
respiratory symptoms and the classic
flulike symptoms of fever, malaise, headache and
widespread tissue necrosis; endothelial damage leads to vascular injury and bleeding; hemorrhage leads to hypovolemic shock; severe hemorrhagic fever; fatal in 90% of infections
high fever, yellowing of skin and eyes, coffee-ground emesis, severe liver damage, severe renal tubule damage; mosquito vector; "re-emerging disease"
Western and Eastern equine encephalitis (WEE and EEE)
low-grade, flulike symptoms; can progress to encephalitis; resolves spontaneously; mosquito vector
West Nile virus
Headache, Fever, Rash, Fatigue, Weakness; rare cause of encephalitis and paralysis; mosquito vector
California encephalitis; Rift Valley fever; Korean hemorrhagic fever; American _____ = hantavirus, A.K.A. Sin Nombre - emerging disease
Lassa fever, Argentine hemorrhagic fever, Bolivian
hemorrhagic fever, and Lymphocytic choriomeningitis
Hepatitis A Virus
causes jaundice in high percentage of cases; oral-fecal route; spread in daycare; no chronic infection
Hepatitis B Virus
the only DNA virus; transmitted via blood, STD; causes chronic persistent and active hepatitis; leads to hepatocellular carcinoma and cirrhosis of liver
Hepatitis C Virus
transmitted via blood; no protective antibody response identified; leads to chronic persistent hepatitis, chronic active hepatitis, cirrhosis, and hepatocellular carcinoma but less than HBV
Hepatitis D Virus
similarity to viroids in plants; coinfection and superinfection with HBV; transmitted sexually and through blood
Causes transmissible spongiform
encephalopathies (TSEs) in humans and
animals and neurodegenerative diseases with long
Creutzfeldt-Jakob Disease (CJD)
alteration in the structure of normal PrP protein found in the brain that results in nerve cell death, spongiform damage, and severe loss of brain function
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