[Classification of the formations from blood vessels of maxillofacial region and neck in children].

Multidisciplinary group of investigators basing upon special literature study, analysis of their own observation (1168 cases) including retrospective for 20 years and with the help of several following methods - clinical, roentgenological, pathomorphological,immunohistochemical - picked out from wide group of the so called hemangiomas 3 types of lesions: hyperplasia, malformation, tumour and suggested their clinical biological classification. To each of lesion types characteristic was given.