External ear tumors - benign / nonneoplastic
Amyloid nodules

Author: Nat Pernick, M.D. (see Authors page)

Revised: 23 February 2018, last major update October 2013

Copyright: (c) 2002-2018, PathologyOutlines.com, Inc.

PubMed Search: Amyloid nodules ear

Cite this page: Pernick, N. Amyloid nodules. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/earamyloidnodules.html. Accessed March 24th, 2018.
Definition / general
  • Slightly friable but not pruritic
  • Usually no other evidence of amyloidosis
Gross description
  • Small papules on concha of ear
Microscopic (histologic) description
  • Amorphous material
Positive stains
Differential diagnosis