<prompt> Which of the following viruses is NOT implicated in the causation of Hand, mouth Foot disease?Coxsackie A16Coxsackie A5Coxsackie B 4Human enterovirus 71  <response>: The hand, foot and mouth disease is caused by coxsackie A16, A5, A10 and not uncommonly by human enterovirus 71. Most cases are in young children during the autumn months as vesicles on the hands, usually occurring on the sides or backs of fi ngers and toes with oral erosions. Note: Coxsackie A 16 also cause Giantti Crosti syndrome. Ref: Rooks textbook of dermatology, Edition-8, Page-33.72. 