dna viruses
DESCRIPTION
Notes human virusTRANSCRIPT
HSV1 HSV2 Varicella Zoster EBV CMV HHV6 HHV7 HHV8
Epidem <5yo
90% adults
Ab
Female,
Sexual
By 10yo
90% adults
10-20% V
50-60yo
Immc/sup
15-24yo Worldwide
<6yo, y adults,
newbown,
immcomp
<3yo 3-5yo Subsaharan,
Mediterranean,
USA, Jap; Kaposi
Transmis Oral Contact Sexual High contag Saliva Fluid Saliva Sex + non
Clinical Orofacial I
Recurrent
Encephalitis
Genital &
Neonatal
Infections
Maculopapular
rash
Pruritic rash
Postherpetic
neuralgia
Infectious
Mononucleosis
Infectious
Mononucleosis
Syndrome
Congenital I
IC Critical
Exanthem Subitum
Adult : infectious
mononucleosis
IC : encephalitis,
pneumonitis
Asympto OR
Kaposi Sarcoma
Clinical
Comp Bacterial I
Viral Pneumo.
Hrhag V, Reyes
CG & Neo V
Hodgkin’s &
Burkitt’s
Lymphoma,
Hairy
leukoplakia
Dx Tzanck/PAP : giant
multinucleated w/ inclusion
body; Culture : CPE
PCR, Serology
Clinical, Tzanck,
Culture, PCR
FBC
Clinical
Serology
Monospot Test
Histo & PCR
ImmF
Serology (IgM-
CMV)
Serology
Immf
PCR
Clinical, biopsy,
PCR
Rx Anti-herpes : disrupt
replication / block DNA pol
Live attenuated
Vacc (Oka)
VZIG, Antiviral
Contraindicated
amoxycillin
Immcomp :
ganciclovir
Antivirals
ineffective if
latency – loc +
sys