PMC3262539_01
(a) Immunohistochemical labeling of the biopsy showing CD1a negativity. (b) Immunohistochemical labeling of the biopsy showing S100 negativity. (c) Immunohistochemical labeling of the biopsy CD68 positivity.
DERMATOLOGY2011-342909.003.jpg
PMC3262539_01_DERMATOLOGY2011-342909.003.jpg
fig3
Immunohistochemical studies were performed to characterize the nature of the inflammatory infiltrate (Figure 3).