Virology Flashcards
What kind of disease can be caused by adenoviruses (3 examples)?
pharyngitis, pneumonia, pertussis syndrome, pharyngoconjuctival fever, acute
haemorrhagic cystitis, gastroenteritis
How can parvoviruses spread?
by respiratory droplets
What kind of disease can be caused by parvoviruses (3 examples)?
erythema infectiosum, hydrops fetalis, aplastic anaemia
What kind of diseases can be caused by high-risk group papillomaviruses?
cervix cancer, tumour in oral cavity
What kind of diseases can be caused by low-risk group papillomaviruses?
condyloma acuminatum, warts
What can JC and BK viruses cause? (1 example)
JC: progressive multifocal leucopathia (PML); BK: haemorrhagic cystitis and
nephropathy
What can HHV1 (Herpes simplex virus 1) cause?
herpes labialis, herpes simplex dermatitis, eczema herpeticum, herpes gladiatorum,
herpetic whitlow
What can HHV2 (Herpes simplex virus 2) cause?
herpes genitalis, neonatal herpes, encephalitis
How can HHV1 and HHV2 infections treated?
by acyclovir
What can VZV (Varicella Zooster virus) cause?
chickenpox and shingles
How can chickenpox prevented?
By vaccine (live attenuated)
What can EBV (Epstein-Barr virus) cause?
mononucleosis infectiosa, Burkitt lymphoma, nasopharingeal carcinoma, oral hairy
leucoplakia
What can CMV (Cytomegalovirus) cause?
hepatitis, pancreatitis, pneumonitis, nephritis, myocarditis, encephalitis,
chorioretinitis, oesophagitis, colitis, congenital infections
What can HHV-6 cause?
encephalitis, pneumonitis, chorioretinitis, exanthema subitum or roseola infantum
What can HHV-7 cause?
encephalitis, flaccid paralysis, hepatitis, gastritis, lymphadenopathy, diarrhoea,
pityriasis rosea
What can HHV-8 cause?
Kaposi-sarcoma, lymphoma
How can Hepatitis B virus spread?
by parenteral way, by sexual contact or perinatal
How can Hepatitis B virus infection treated?
by interferon, by nucleotide analogues
How can Molluscum contagiosum virus spread and what can cause?
by direct contact and cause benign tumour of the skin
What can Poliovirus cause?
aseptic meningitis, poliomyelitis, post-polio syndrome
What can Coxsackie A and B viruses cause?
A: herpangina, hand-foot-mouth disease, acute haemorrhagic conjunctivitis
B: pleurodynia or Bronholm disease, myocarditis, pancreatitis
What can Rhinoviruses cause?
sore throat, running nose, coughing
How can Hepatitis A virus spread?
by faecal oral rout, by contaminated food, by contaminated water
How can Caliciviruses spread and what can cause?
by faecal oral rout, by contaminated water, by aerosol. Can cause diarrhoea vomiting
Hon can Rotaviruses spread and what can cause?
by faecal oral rout and can cause diarrhoea and vomiting
How can Hepatitis E virus spread and what can cause?
by contaminated water, by raw pig and boar meat, rarely by blood transfusion and
transplacental. Can cause acute hepatitis
How can spread the causative agent of yellow fever?
by mosquito bite from human to human or from monkey to human.
How can Hepatitis C virus spread?
by parenteral way, by blood, by tattooing
Which population is at risk during the Rubella virus infection?
pregnant women because can cause in utero infections (congenital rubella syndrome)
How can Influenza viruses spread and what can cause (3 examples)?
By respiratory droplets. Symptoms: high fever, fatigue, muscle pain, head ache,
sometimes-gastrointestinal symptoms
How can Morbillivirus spread and what can cause?
by respiratory droplets and can cause measles with exanthemas and Koplic spots.
What kind of complication may develop during measles?
pneumonia, encephalitis and SSPE: subacute sclerotizing panencephalitis
How can Mumpsvirus spread and what are the symptoms?
by respiratory droplets. Symptoms are: inflammation of salivary gland, pancreatitis,
orchitis, deafness
What is the causative agent of rabies?
Lyssa virus.
How can rabies prevented?
by vaccine administered post exposure
What is the treatment of HIV infection?
By combination of nucleotide analogue and protease inhibitors
How can HTLV-1 spread?
by sexual contact, by blood and transplacental or by breast-feeding
How can Dengue-fever virus spread?
. by mosquito bite
List two members of Flaviviruses.
Yellow-fever virus, Dengue-fever virus, tick born encephalitis virus, Zika-virus.
What does arbovirus mean?
arthropod born viruses.
List two diseases caused by prions
. kuru, fatal familiar insomnia, Creutzfeldt–Jacob-syndrome, bovine spongiform
encephalitis
