RNA VIRUSES (ARENAVIRIDAE) Flashcards
The name of the virus came from the Greek word Arenanosa meaning “sandy”.
Arenaviridae
What is the appearance of Arenaviridae?
It has a pebble, sandy and greeny orgranular appearance
Arenaviridae has a pebble, sandy and greeny or granular appearance bacause of?
Ribosome
Where does Arenaviridae came from the word?
It came from Arenanosa, meaning “sandy”
This type of genome enables the generation of reassortant viruses
Segmented genome
This virus is mostly zoonotic and its genome can be classified as segmented.
Arenaviridae
What is the MOT of arenaviridae?
Inhalation of aerosols and rodent excrements
Direct contact with infected rodents
Contact with fomites
What are the conditions that are caused by Arenaviridae?
Lymphocytic choriomeningitis virus
Lassa fever virus
What virus causes humans to be infected by breathing in the dried particles of the animals
Lymphocytic choriomeningitis virus
Lymphocytic choriomeningitis virus is common among what animal?
Hamster pets
This condition does not cause meningitis but causes flu-like symptoms
Lymphocytic choriomeningitis virus
What is the MOT of Lymphocytic choriomeningitis virus?
Inhalation of aerosols and ingestion of contaminated food.
Lassa fever virus typically occurs in?
West Africa
This virus typically occurs in West Africa
Lassa fever virus
What do Lassa fever cause?
Hemorrhagic fever
To which population is Lassa fever virus common?
Rodent populations
Vector is known as the ______________________?
Multimammate rat (Mastomys natalensis)
What is the MOT of Lassa Fever Virus?
Body fluids
What is the treatment for Lassa fever virus?
Ribavirin
Which virus is being described?
MOT: Body fluids
Treatment: Ribavirin
Lassa fever virus
What are the specimens use for Lassa fever virus for laboratory diagnosis.
o Throat specimens
o Urine specimens
What do Astroviridae causes?
Gastroenteritis causing astrovirus
What is the shape of the capsid of Gastroenteritis causing astrovirus?
Star-shaped polyhedral
To which population is Atroviridae common?
Children
What do Gastroenteritis causing astrovirus cause?
Diarrhea without vomiting
It can be control by proper handwashing and not sharing utensils or cups if the people around you are sick
Gastroenteritis causing astrovirus
Gastroenteritis causing astrovirus can be controlled by?
Proper handwashing and not sharing utensils or cups
