elastofibroma

[ĭ-lăs′tō-fī-brōmə]
n.
  1. A nonencapsulated slow-growing mass of poorly cellular, collagenous, fibrous tissue and elastic tissue, occurring usually in subscapular adipose tissue of old persons.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.