Merkel cell polyomavirusDownloads

A 63-year-old woman presents to the outpatient clinic complaining of severe vulvar itching. The pruritus started 1 year ago and became worse over the last several months. She has tried over-the-counter topical steroids without relief. She is not currently sexually active. Her medical history is notable for long-standing lichen sclerosus. The physical examination reveals an ulcerated small nodule on the right labium majus, as well as dry, thin, white lesions encircling the genital and perianal areas. Which of the following is the most likely diagnosis?

A 14-month-old boy is brought to the clinic for evaluation of a rash. The rash started on the face and spread to the trunk. He also had a fever and cough for the past 2 days. His mother says that they recently immigrated from Asia and cannot provide vaccination records. The physical examination reveals a maculopapular rash on the face, trunk, and proximal limbs with no lymphadenopathy. Blue-white spots are noted on the oral mucosa and there is bilateral mild conjunctival injection. The causative agent of this condition belongs to which of the following virus families?