[Follow-up observation in case of cherubism].

It is described the development of cherubism by a boy during the time of 10 years. All symptoms of this syndrome could be shown. In progress of the illness the lateral mandibular-swellings be reduced, but the roentgenological alterations continue to exist in change figure, extension and position. Additional the bone-structure in the upper incisivi-region disintegrated. Nearly all teeth of the second dentition are afflicted with the cystical changes of the jaw and lead to their loss.