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28 Cards in this Set

  • Front
  • Back
Common subgroups of enterovirus
Poliovirus
Hepatitis A
Echo
Coxackie
Features of Poliovirus
Enterovirus
fecal/oral transmission
7-14 day incubation
salk vaccine: inactivated
sabin vaccine: live-attenuated given orally
Features of Hepatitis A Virus
Enterovirus
fecal/oral trans in 3rd world, child care centers, sexual, improper food handling, or shellfish
15-50 day incubation, avg 28
main point of Echo & Coxachie viruses
important causes of VIRAL MENINGITIS
Features of Rhinoviruses
freq cause of COMMON COLD
2-4 day incubation
spread by contact/inhalation of respiratory secretions
Features of Hepatitis C virus
Flavivirus (or Caliciviridae)
Responsible for post-transfusion hepatitis
~4 mil in US infected
usually takes 10-20 yrs b4 it causes damage
Features of Rotavirus
Reoviridae
wheel-like appearance under EM
Major cause of VIRAL GASTROENTERITIS in infants/young
fecal/oral trans, treatment by reducing dehydration
Features of Yellow fever
a Flavivirus caused disease
Spread by mosquito: Aedes aegypti
affects major organs
systemic disease progression
Features of Dengue
Flavivirus caused
spread by Aedes aegypti mosquito
2-7 day incubation period
acute fever, chills, headache, arthralgia, ostealgia
Den. hemorr fever severe and deadly form of disesase
Features of Rubrivirus
aka German Measles
rash, fever, lymphadenopathy
spread by nasopharyngeal secretions
can cause fetal infection => birth defects
Features of Influenza virus
Orthomyxoviridae (helical symmetry w/ envelope)
FEVER, MYALGIA, COUGH
can cause pandemics
Features of Mumps
caused by Paramyxovirus type
acute general infection in adolescents
swelling/tenderness of salivary glands
18-21 day incubation period
vaccine given to young children
Features of Measles virus
Morbillivirus
highly contagious seen in children
cough, coryza, fever, maculopapular rash
pneumonia typical complication
Features of Respiratory Syncytial Virus (RSV)
classified as Pneumovirus
major cause of lower respiratory tract illness in young children
full immunity after infection not occurs=reinfection poss
entry by nasal/conjunctivial route
Features of Rabies
Lyssavirus
infection of CNS, acquired by contact w/ rabid animal thru saliva or blood
Features of Hantavirus
Trans by rodent feces and urine
referred to "sin nombre"
severe respiratory infection
general basic Features of HIV
We covered this extensively, you should know it! :)
Features of Papillomavirus
part of Papovaviridae
over 70 different types known
can cause warts, many in genitalia
can lead to carcinomas of genital tracts
Features of Adenoviridae
can cause acute infections of respiratory system and conjunctiva
Features of Herpes Simplex
HSV-1 causes gingivostomatitis (cold sores)
HSV-2 causes herpes genitalis (genital lesions) & can cause complications to infants in vaginal delivery
spread by physical contact
Most w/ HSV-1 or 2 don't exhibit characteristic clinical disease
Features of Varicellavirus VZV (z for zoster)
Causes Chickenpox, spreads by aerosols (atypical of herpesviridae)
Herpes Zoster (shingles) affects older people when virus is reactivated
Features of Cytomegalovirus
a cause of CMV mononucleosis
mostly affects immunocompromised
Features of Epstein-Barr virus
most common cause of Infectious mono
oncogenic virus: assoc w/ Burkitt's Lymphoma, nasopharyngeal carcinoma
Features of Poxviridae
most complex group of viruses known
have double-stranded DNA
special enzymes to replicate in cytoplasm of host cells
Features of Vaccinia virus
part of Poxviridae, origin thought to be from cowpox
Features of Variola (smallpox)
cause of Smallpox
Variola infection limited to humans and some monkeys
officially eradicated in 1980
multiple pustules form
Features of Hepatitis B virus
part of Hepadnaviridae
trans by blood exposure, sexual contact, or transplacental
variable symptoms
Features of Ebola virus
cause of severe hemorrhagic fever
5-10 day incubation period
morbidity usually by second week