Системы радиоуправления стрелками и сигналами на промышленном железнодорожном транспорте

Goldenhar's syndrome is characterised by bony abnormalities of the face, jaw and vertebral column. We report the first case of the development of a primary malignant neoplasm (mesenchymal chondrosarcoma) initially misdiagnosed as a meningioma, occurring in association with this syndrome.