Which of the following is the causative agent for erythema infectiosum (fifth disease)?

Which of the following is the causative agent for erythema infectiosum (fifth disease)?


A. Paramyxovirus organisms

B. Human parvovirus B19

C. Human herpesvirus type 6

D. roup A α-hemolytic streptococci



Answer: B. The human parvovirus B19 is the causative agent. Mumps is caused by paramyxovirus organisms. The human herpesvirus type 6 is the virus responsible for exanthema subitum (roseola). Group A α-hemolytic streptococci infection causes scarlet fever.


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