Rubeolla or also called German measles is a harmless viral infection which is only reveals symptoms in 50 per cent of the patients. The most important complication occurs in pregnant woman where it can cause rubeolar embryofetopathy. 14-21 days after infection a prodrome of fever and slightly swollen lymph nodes is followed by a pea-sized, non-confluent, maculated, bright red exanthema which lasts a maximum of than 5 days. An oral manifestation is only seen in the prodromal stadium in the form of an enanthema in the soft palate.
Pathogen: rubeolla virus, a single-stranded RNA virus
Transmission path: droplet infection, diaplacentally
Incubation time: 14-21 days
Contagiousness: 2-4 days before the outbreak of the exanthema until it is gone
Prodromal symptoms: fever, enanthema on the soft palate
Symptoms: non-confluent, maculated, bright red exanthema
Complications: embryofetopathy in infection during pregnancy