Viruses trivia Flashcards
HHV-3
VZV
HHV-4
EBV
HHV-5
CMV
HHV-6
Roseola (exanthem subitum)
HHV-7
Less common cause of roseola
HHV-8
Kaposi sarcoma
CMV infects who
Immunosuppressed patients (AIDS retinitis), transplant recipients, congenital defects (“sightomegalovirus”)
What’s an enzyme HBV unusually has
Reverse transcriptase, though not a retrovirus
What can adenovirus cause?
Acute hemorrhagic cystitis, pharyngitis, conjunctivitis
What does Parvovirus cause
B19: sickle cell aplastic crisis, Erythema infectiosum (fifth disease) slapped cheeks in children, RBC destruction in fetus leading to hydrops fetalis and death, pure RBC aplasia and RA-like sxs in adults
HPV warts serotypes
1, 2, 6, 11
HPV cervical cancer serotypes
16, 18
What are the polyomaviruses
JC virus and BK virus
Polyomavirus mnemonic
JC: Junky Cerebrum; BK: Bad Kidney
JC virus
Progressive multifocal leukoencephalopathy (PML) in HIV
BK virus
Transplant patients, commonly targets kidney
Largest DNA virus
Poxvirus
What kind of virus is Molluscum contagiosum
Poxvirus
CMV monospot result
negative
What is a monospot test
Heterophile antibodies detected by agglutination of sheep or horse RBCs
How is CMV transmitted
Pretty much through every way possible. Congenitally, transfusion, sexual contact, saliva, urine, transplant.
Roseola presentation
High fever for several days that can cause seizures, followed by diffuse macular rash. Transmitted by saliva.
Kaposi sarcoma path
Endothelial growths
What do HSV infected cells have on imaging?
Multinucleated giant cells or intranuclear Cowdry A inclusions
