General Virology and DNA Viruses
A sexually active 17-year-old man presents to the local free clinic to check some small papules that appeared on his penis. The papules are small and white and contain a central
depression in their center. There is no penile discharge, nor is there pain on urination. To what group is the organism most likely associated with? (AIPG 2009)
a. The disease in question is Molluscum contagiosum, which belongs to the Poxviridae and is characterized by small white papules with a central umbilication usually found in the genital region;
b. Papovaviridae include human papillomavirus and BK, JC polyomavirus, and although HPV causes genital warts, they do not have the central umbilication present in Molluscum contagiosum;
c. Adenoviridae include a variety of viral serotypes which cause respiratory, ocular, and gastrointestinal diseases;
d. Parvoviridae include erythema infectiosum characterized by the slapped cheek appearance.