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. Author manuscript; available in PMC: 2011 May 17.
Published in final edited form as: Toxicol Pathol. 2010 Dec 21;39(1):240–266. doi: 10.1177/0192623310391680

Figure 8.

Figure 8

Fibroadnexal hamartoma in a rat. (A) Low magnification of a skin from a F344/N rat. Note the multinodular presentation with distinct folliculosebaceous units (with centrally located cystic follicular structures bordered by abundant sebaceous epithelium) that are separated by a dense collagenous stroma and do not open to the surface. (B) Higher magnification of (A). Folliculosebaceous units with intraluminal sebaceous secretion, hair shafts (asterisk), and cleft formation (arrowheads). H&E.