Overview
Also known as roseola infantum or sixth disease, roseola is a common infection affecting children aged 6 months to 2 years caused by human herpes virus 6 (HHV6). It is spread through the saliva.
Epidemiology
- Most commonly affects children aged 6 months to 2 years
Presentation
Roseola presents with:
- A non-specific prodrome – for 3-5 days before the onset of a rash:
- Fever, coryza, anorexia, lymphadenopathy
- Maculopapular rash that:
- Often starts on the trunk before spreading to the face, neck, and arms
- Is not itchy or causes discomfort
- Fades within 2 days
- Febrile convulsions – in up to 15% of patients
Management
Overview
Treatment is supportive with over-the-counter simple analgesia, fluids, and rest. School exclusion is not necessary.
Prognosis
- Roseola is self-limiting in most cases and resolves within a week
