An 8-year-old boy was admitted with a pain-ful swelling at the right mandib
le and symptoms of septicemia. The illness was caused by a dental infection
due to Streptococcus constellatus proved by isolation from blood culture,
the origin was a decayed tooth. Treatment comprised suitable antibiotics, e
xtraction of the tooth and local irrigations with chlorhexidine solution. G
eneral condition improved rapidly, the local situation rather slowly, howev
er.