Reading Assignment Flashcards
What is the virus family of dengue virus? Enveloped? Genome?
Flaviviridae
+ssRNA
Enveloped
What is the virus family of yellow fever virus? Enveloped? Genome?
Flaviviridae
+ssRNA
Enveloped
What is the virus family of chikungunya virus? Enveloped? Genome?
Togaviridae
+ssRNA
Enveloped**
What is the virus family of colorado tick fever virus? Enveloped? Genome?
Reoviridae
dsRNA
Non-enveloped
What are the symptoms of dengue fever? (Initial, and later)
ILI
Maculopapular rash
Retro-orbital pain
1 week later, anorexia, malaise, weakness
Is dengue fatal? Is hemorrhagic?
Dengue = Rarely Hemorrhagic = 50%
What is the treatment for dengue fever?
Supportive
What are the symptoms of dengue hemorrhagic fever? (3)
- Hemorrhages and petechial rash
- Thrombocytopenia, hemoconcentration
- May evolve into shock
What is the treatment for DHF/DSS?
IVF and supportive
How do you diagnose dengue fever?
Serology
How is yellow fever transmitted?
Mosquitoes and monkeys
What are the two phases of symptoms for yellow fever (acute, and toxic)?
- ILI +backache
2. Rapid jaundice, hematemesis, hematochezia, renal failure
What is the prognosis for someone who develops Toxic yellow fever?
50% shot at death.
If survive, recovery without significant organ damage
How do you diagnose yellow fever?
Serology
What is the treatment for yellow fever?
IVF and support
How do you protect against yellow fever?
Vaccination
How is Chikungunya spread?
Mosquitoes
What are the symptoms of Chikungunya?
ILI
Severe arthralgias
What is the prognosis for Chikungunya?
Rarely fatal, but may developed recurrent bouts of arthralgias
How do you diagnose Chikungunya?
Serology
What is the treatment for CHIK V?
Supportive
Is there a vaccine for chikungunya?
Nope
What is the transmission vectors for Hantaviruses?
Inhalation of mice urine/excrement
What are the symptoms of hantavirus pulmonary syndrome?
Pulmonary edema like ARDS
