Which viral association is found in pityriasis rosea?: (A) HHV 7, (B) CMV, (C) Varicella Zoster, (D) EBV
Answer is A. The exact etiology of Pityriasis rosea is not known, but it is considered to be a viral disease; Human herpes virus-6 (HHV-6) and human Herpes virus-7 (HHV-7) may play a role.