Iowa Head and Neck Protocols

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KLS Martin, LP

Hemostatix Medical Technologies, LLC

Boston Medical Products Inc.

Lumenis

KeyPentax

Synovis Micro Companies Alliance, Inc

Tom Benda, JR., M.D.

The Potash Family

UIHC Melanoma and Sarcoma Tissue Bank

Karl Storz-Endoskope

Heartland Regional Chapter of SOHN

Jon and Veda Foster

The Department of Otolaryngology and the University of Iowa wish to acknowledge the support of those who share our goal in improving the care of patients we serve. The University of Iowa appreciates that supporting benefactors recognize the University of Iowa's need for autonomy in the development of the content of the Iowa Head and Neck Protocols.

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Vagal Paraganglioma

  •  Also known as glomus vagale paraganglioma, vagal body tumor, vagle chemodectoma, glomus vagale 
  •  Benign tumor arising from neural crest cells of the nodose ganglia of the vagus nerve
  •  Look for enhancement on CT with contrast and "salt and pepper" appearance on T1 MR
  •  Arises 1-2 cm below the jugular foramen and can displace fat anteriorly and the ICA anteromedially
  •  Large at presentation (2-8 cm) with clear margination; spreads most commonly caudally towards the carotid biforcation or cranially to the jugular foramen
  •  On CT: muscle density with non-contrast; intense enhancement with contrast
  •  On MR: "pepper" (black dots) and "salt" appearance (white dots - uncommon) on T1, hyperintense and good spread definitinon on post-contrast T1
  •  Occurs most commonly btween ages 40-60 with a 1:3 male to female predominance











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