Paragangliomas of the head and neck: a report on 163 patients (1989–2009)

Konstantinos Papaspyrou, Torsten Mewes & Wolf Mann
Introduction: Paragangliomas (PGL) of the head and neck are rare, mostly benign tumors. They can arise multifocally and show in 1–3% clinical signs of hormonal activity. 10% to 15% of paragangliomas are caused by mutations in the succinate dehydrogenase (SDH) genes B, C, or D. [for full text, please go to the a.m. URL]