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22 Cards in this Set
- Front
- Back
Herpesviruses
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Enveloped, DS Linear DNA
HSV-1 = Oral lesions, keratoconjuctivitis, most common cause of sporadic encephalitis in the US HSV-2 = genital lesions VZV(HSV-3)= chickenpox, zoster(shingles) EBV(HSV-4)= mononucleosis, Burkitt's Lymphoma CMV(HSV-5)= infection in immunosuppressed patients(AIDS retinitis), especially transplant recipients; congenital defects HHV-6 = roseola(exanthem subitum) HHV-7 = clinically insignificant HHV-8 = Kaposi's Sarcoma-associated herpes virus(KSHV) |
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Hepadnavirus
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enveloped, DS partial circular
HBV - acute or chronic hepatitis, vaccine available(contains HBV surface antigen). Notably, NOT a retrovirus but has a REVERSE TRANSCRIPTASE and is necessary for its viral life cycle. |
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Adenovirus
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NOT enveloped, DS linear
Febrile pharyngitis - sore throat; acute hemorrhagic cystitis pneumonia, conjunctivitis - "pink eye"(watery) |
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Parvovirus
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NOT enveloped, SS NEGATIVE sense linear DNA(smallest DNA virus)
B19 virus - aplastic crises in sickle cell disease, "slapped cheeks" rash in children(Erythema Infectiosum or Fifth disease), RBC destruction in fetus leads to hydrops fetalis and death, pure RBC aplasia and rheumatoid arthritis-like symptoms in adults. |
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Papillomavirus
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NOT enveloped, DS circular
HPV - warts(1,2,6,11), CIN, cervical cancer(16,18,31,33) vaccine available but does NOT guard against all serotypes. |
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Polyomavirus
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NOT enveloped, DS circular DNA
JC Virus - Progressive Multifocal Leukoencephalopathy(PML) in HIV |
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Poxvirus
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Enveloped, DS linear(largest DNA virus)
Smallpox, Vaccinia(cowpox strain which vaccine for smallpox derived from), EASILY OVERLOOKED DISEASE BELOW ***Molluscum contagiosum - flesh colored dome lesions with central dimple |
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Reoviruses
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NOT enveloped, DS(DOUBLE STRANDED) RNA, Linear segmented(10-12 segments), capsid is icosahedral(double)
Coltivirus, Rotavirus |
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Picornavirus
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NOT enveloped, SS + linear RNA, icosahedral capsid.
Poliovirus, Echovirus, Rhinovirus, Coxsackievirus, Hepatitis A Virus PERCH Poliovirus - polio-sarlk/savin vaccines -- IPV/OPV Echovirus - aseptic meningitis Rhinovirus - common cold Coxsackievirus - aseptic meningitis, herpangina/hand,foot,mouth disease and myocarditis HAV - acute viral hepatitis |
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Hepevirus
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NOT enveloped, SS + linear RNA, Icosahedral capsule
Hepatitis E Virus |
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Calicivirus
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NOT enveloped, SS + linear RNA, icosahedral
Norwalk virus - viral gastroenteritis |
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Flavivirus
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Enveloped, SS + linear RNA, icosahedral capsule
Hepatitis C Virus, Yellow fever*, Dengue*, St Louis Encephalitis*, West Nile Virus* * = arbovirus, transmitted by arthropods(mosquitos/ticks) |
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Togavirus
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Enveloped, SS + linear RNA, icosahedral capsule
Rubella(German measles), Eastern equine encephalitis*, Western Equine Encephalitis* * = arbovirus, transmitted by arthropods(mosquitos/ticks) |
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Retrovirus
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Enveloped, SS + linear RNA, icosahedral
NOTABLY HIV is DIPLOID genome. Meaning it has 2 single strands in the capsid. Has reverse transcriptase to incorporate into genome. HIV, HTLV(T-cell leukemia) |
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Coronavirus
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Enveloped, SS + Linear RNA, Helical capsid
Coronavirus |
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Orthomyxovirus
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Enveloped, SS - linear RNA, segmented(8), Helical capsid
Influenza virus |
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Paramyxovirus
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Enveloped, SS - linear RNA, non-segmented, helical capsid
PaRaMyxovirus: Parainfluenze(croup), RSV(bronchiolitis in babies;Rx - ribavirin), Rubeola(Measle), Mumps |
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Rhabdovirus
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Enveloped, SS - linear RNA, helical capsid
Rabies |
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Filovirus
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Enveloped, SS - linear RNA, helical capsid
Ebola/Marburg hemorrhagic fever - often FATAL |
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Arenavirus
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Enveloped SS - circular RNA, segmented(2), helical capsid
LCMV - lymphocytic choriomeningitis virus Lassa fever encephalitis - spread by mice |
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Bunyavirus
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Enveloped, SS - circular RNA, segmented(3), helical capsid
California encephalitis*, Sandfly/Rift Valley fevers*, Crimean-Congo hemorrhagic fever*, Hantavirus(hemorrhagic fever, pneumonia) * = arbovirus, transmitted by arthropods(mosquitos/ticks) |
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Deltavirus
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Enveloped, SS - circular RNA, Helical capsid
Hepatitis D virus Requires Hep B coinfection or must be a superinfection on pre-existing Hep B. |