- A nonencapsulated slow-growing mass of poorly cellular, collagenous, fibrous tissue and elastic tissue; occurs usually in subscapular adipose tissue of old persons. [G. elastos, beaten, + L. fibra, -oma tumor]
* * *elas·to·fi·bro·ma (e-las″to-fi-broґmə) [elasto- + fibroma] a rare, benign, firm, unencapsulated tumor consisting of abundant sclerotic collagen mixed with thick irregular elastic fibers, usually in the subscapular region of an older adult; these are often fibrous reactions to injury. Called also e. dorsi.
Medical dictionary. 2011.