paraganglioma (glomus tumor)

• arise from extra-adrenal portions of paraganglion system
• females > males
• 5% ==> multiple
• a/w branchial arch mesodermal derivatives

• sites:
  • jugular fossa ("glomus jugulare")
  • middle ear ("glomus tympanicum")
  • along vagus nerve ("glomus vagale")
  • also: larynx, orbit, nose, aortic arch

© 2002, C.E. Kahn, Jr.
2002-04-18