Inverted Follicular Keratosis

Figure 5.5
A: Inverted follicular keratosis*
B: Trichoepitheliomas
* C: Syringoma
*Courtesy of Dr. Paul Getz

(Figure 5.5A)

Presents as white, tan, or pink papule often on face (especially cheek or upper lip)
Histology: endophytic proliferation of pale keratinocytes, ± squamous eddies, ± horn cysts