Primary Cardiac Fibroma in an Adult

Figure 3

Histologic slides of the cardiac fibroma revealing numerous elastic fibers (a) and calcific stippling (b). Trichrome staining (c and d) revealed well demarcation from the interface of the tumor with the normal myocardium (red) and showed groups of fascicles of collagen (blue) surrounded by black-staining elastic fibers.

(a)

(b)

(c)

(d)