lacy rash causes
Fifth disease is viral illness that most kids recover from quickly and without complications. Also called erythema infectiosum, it's caused by parvovirus B19. It's especially common in kids ages 5 to 15. Fifth disease causes a distinctive red rash on the face that makes a child appear to have a slapped cheek.. A few days later, the rash spreads down to the trunk, arms, and legs. It usually lasts 1 to 3 weeks.