Erythema infectiosum (Slapped cheek syndrome/5th disease)

Virus can affect unborn baby in first 20 weeks of pregnancy

If a women is exposed in early pregnancy - maternal igG and igM need ot be checked

PC

• Parvovirus B19 presents in children with a prodrome of fever, coryza and diarrhoea.
• May consist of a noticeable rose-red rash which appears after a few days
  • may spread to rest of the body, rarely involves palms and soles
• Parvovirus can produce this lace-like rash in the trunk and arms, more in women and adults.
• Usually peaks at a week then fades
• can reoccur following the infection to certain triggers (sun, heat)

In adults, the virus may cause acute arthritis.

*Once the rash appears, the child is no longer infectious

Investigations

• Can confirm diagnosis with parvovirus serology

Management

No Tx requried. supportive care

Other presentations