VIRUSES Flashcards Preview

MICROBIOLOGY > VIRUSES > Flashcards

Flashcards in VIRUSES Deck (30):
1

Pox virus

Smallpox
Cowpox (milkmaid blisters)
Molluscum contagiousum
LARGEST DNA VIRUS

2

Parvovirus

B19 virus- aplastic crises in SCD, 'slapped cheek' rash in children
RBC destruction in children- hydrops foetalis- death
Adults- pure RBC aplasia and rheumatoid arthritis- like symptoms
SMALLEST DNA VIRUS

3

Hepadnavirus

HBV

4

Adenovirus

Febrile pharyngitis- sore throat
Acute hemorrhagic cystitis
Pneumomia
Conjunctivitis- pink eye
Gastroenteritis
Myocarditis

5

Papillomavirus

HPV- warts (stereotypes 1, 2, 6, 11)
Cervical cancer (16, 18)
CIN

6

Polyomavirus

JC Virus- progressive mulifocal leukoencephalopathy in HIV
BK Virus- transplant patients, commonly target kidney
JC Juncky Cerebrum
BK Bad Kidney

7

HSV- 1

Respiratory secretions, saliva
Gingivostomatitis
Keratoconjunctivitis
Herpes labialis
Herpetic whitlow on finger
Temporal lobe encephalitis
Esophagitis
Erythema multiforme
Latent in trigeminal ganglia

8

HSV- 2

Sexual contact, perinatal
Herpes genitalis
Neonatal herpes
Latent in sacral ganglia

9

Varicella Zoster virus

Respiratory secretions
Varicella- zoster ( chicken pox, shingles( post herpatic neuralgia))
Encephalitis
Pneumonia
Latent in dorsal root or trigeminal ganglia
CN V1 - herpes zoster ophthalmicus

10

Epstein Barr virus

Respiratory secretions, saliva
Mononucleosis- feved, hepatosplenomegaly, pharyngitis, lymphadenopathy (post cervical nodes)
+ monospot test

11

Cytomegalovirus

Congenital, transfusion, sexual contact, saliva, urine, transplant
Mononucleosis; - monospot test in immunocompetent patients
Pneumonia in transplant patients
AIDS retinitis: hemorrhage, cotton wool exudates, vision loss
Owl eye intranuclear inclusions

12

HHV- 7

Saliva
Roseola infantum- fever first, rash later

13

HHV-8

Sexual contact
Kapsoi sarcoma- neoplasm of endothelial cells, seen on HIV/AIDS and transplant patients

14

Reoviruses

Coltivirus å- Colorado tick fever
Rotavirus- fatal diarrhoea in children

å- arbovirus, arthropod borne (mosquitoes, ticks)

15

Picornaviruses

PERCH
Poliovirus- polio
Echovirus- aseptic meningitis
Rhinovirus- common cold
Coxsackievirus- aseptic meningitis, herpangina (mouth blisters, fever), hand, foot and mouth disease, myocarditis, pericarditis
HAV- acute viral hepatitis

16

Hepeviruses

HEV

17

Caliciviruses

Norovirus- viral gastroenteritis

18

Flaviviruses

HCV
Yellow fever å
Dengue å
St Louis encephalitis å
West Nile virus å - meningoencephalitis
Zika virus å

19

Togaviruses

Rubella
Western and eastern equine encephalitis å
Chikungunya virus å

20

Retroviruses

Have reverse transcriptase
HTLV- T cell leukaemia
HIV - AIDS

21

Coronaviruses

Common cold
SARS
MERS

22

Orthomyxoviruses

Influenza virus

23

Paramyxoviruses

PaRaMyxoviruses
Parainfluenza- croup
RSV- bronchiolitis in babies
Measles, Mumps

24

Rhabdoviruses

Rabies

25

Filoviruses

Ebola/ Marburg hemorrhagic fever

26

Arenaviruses

Lymphocytic choriomeningitis viris
Lassa fever encephalitis- spread by rodents

27

Bunyaviruses

California encephalitis å
Sandfly/ Rift valley fever å
Crimean- Congo hemorrhagic fever å
Hantavirus- hemorrhagic fever, pneumonia

28

Delta virus

HDV

29

Negative stranded viruses

Always Bring Polymerase Or Fail Replication
Arenaviruses
Bunyaviruses
Paramyxoviruses
Orthomyxoviruses
Flavioviruses
Rhabdoviruses

30

Segmented viruses

BOAR
Bunyaviruses
Orthomyxoviruses
Arenaviruses
Reoviruses