DNA viruses Flashcards
Latent in dorsal root or trigeminal ganglia
VZV - commonly dorsal root
HSV-1 usually in trigeminal
Owl eye inclusions
CMV
Erythema infectiousum
parvovirus b19
fifth disease
Can cause diarrhea, conjunctivitis, pneumonia/URI
adenovirus
Temporal lobe encephalitis
HSV-1
Latent in Mononuclear cells
CMV
Common cause of infectious acute hemorrhagic cystitis in children
adenovirus
HPV serotypes causing condylomata acuminata
6, 11
1, 2 cause common warts
Neoplastic diseases associated with EBV
endemic Burkitt lymphoma
Nasopharyngeal carcinoma
Hodgkin
Diffuse large cell
Oral hairy leukoplakia
Lymphoproliferative disorders
Flesh-colored purple with central umbilication
Molluscum contagiosum
poxvirus
Disease associated with JCV? Family of JCV
progressive multifocal leukoencephalopathy
polyomavirus
High fevers (+/- febrile seizure) ending, then rash
Describes Roseola - HHV-6
HHV-7 is Roseola-like
Downey cells
Foamy-appearing basophilic cytoplasm
EBV
HHV-8 associated with what neoplasm
Kaposi sarcoma (endothelial)
Latent in B cells
EBV
Intranuclear eosinophilic inclusions
Type A Cowdry bodies
Type 1 Cowdry inclusions
Seen HSV-1, HSV-2, VZV
Polyomavirus targeting kidney of transplant patients
BK virus
(+) monospot test
EBV
milkmaid blisters
cowpox
slapped cheek rash in children
parvovirus B19
“Fifth disease”
Primary infection of VZV manifests as
chickenpox
pneumonia
encephalitis
Partially doublestranded and circular
HBV
Latent in sacral ganglia (S2, S3)
HSV-2
Viral conjunctivitis
adenovirus
URI followed by conjunctivitis
Ruptured spleen during contact sports
EBV mononucleosis
Aplastic crises in sickle cell disease
parvovirus B19
Detected by (+) agglutination of sheep or horse RBC
monospot test detects presence of heterophile antibodies to EBV which react to sheep/horse RBC
Infects spindle cells coming from vascular and lymphatic endothelial tissue
HHV-8
EBV infects B cells through what
CD21
Heterophile-negative mono
CMV
Multinucleated giant cells seen on vesicular fluid smear
(+) Tzanck smear
HSV-1, HSV-2, VZV
Reverse transcriptase (not retrovirus)
HBV
Aminopenicillin causing macupapular rash for strep throat-like lesions
EBV mononucleosis
Retinitis, esophagitis
CMV
esophagitis especially in HIV with CD4
Hydrops fetalis in utero due to RBC destruction
parvovirus b19