Snapshot A 17-year-old patient presents to your clinic with a new rash. He is a wrestler on his high school varsity team. The rash is mildly itchy, but the patient denies any oozing or bleeding. On exam, you note umbilicated, waxy spots along his neck, arms, and waist in a nonspecific pattern. What are the characteristics of the most likely virus affecting this patient? DNA Virus Table Enveloped DNA Viruses Virus Disease Treatment Herpesvirus Herpesvirus Herpesvirus HSV type I Gingivosomastitis/herpes labialis (lip lesions) Keratoconjunctivitis Temporal lobe encephalitis Acyclovir HSV type II Genital vesicles Neonatal herpes Acyclovir Varicella zoster Chickenpox Shingles Acyclovir Epstein-Barr Infectious mononucleosis Burkitt lymphoma Nasopharyngeal carcinoma Treat symptoms Cytomegalovirus Mononucleosis Cytomegalic inclusion disease Pneumonia Ganciclovir HHV Type 6 Roseola (fevers, seizures, rash) Treat symptoms HHV Type 8 Kaposi's sarcoma None Herpesvirus Hepadnavirus Herpesvirus Hepatitis B Hepatitis IFN Lamivudine Poxvirus Poxvirus Poxvirus Variola Smallpox No known treatment (30% mortality) Molluscum contagiosum Molluscum contagiosum (wart-like benign tumors) Self-limiting Ritonavir Non-Enveloped DNA Viruses Virus Disease Treatment Adenovirus Adenovirus Adenovirus Adenovirus Acute respiratory disease Pharyngoconjunctivitis Epidemic keratoconjunctivitis Gastroenteritis (pediatric) Self-limiting Papillomavirus Papillomavirus Papillomavirus Human papilloma virus Warts Cervical intraepithelial neoplasia Treat with cryotherapy Polyomavirus Polyomavirus Polyomavirus JC virus Progressive multifocal leukoencephalopathy (PML) Supportive Parvovirus Parvovirus Parvovirus Parvovirus B19 Erythema infectiosum Aplastic crisis (in sickle cell) Hydrops fetalis Self-limiting or immunoglobulin for aplastic crisis Introduction to Viruses Viruses are obligate intracellular infectious agents with the following basic components login to view 10 more bullets Viruses are classified by login to view 32 more bullets DNA Viruses Most DNA viruses login to view 4 more bullets Exceptions login to view 8 more bullets Enveloped vs naked login to view 5 more bullets The DNA viruses are "HHAPPPPy" login to view 7 more bullets