Perianal Median Raphe Cyst: A Rare Lesion with Unusual Histology and Localization

Figure 4

(a) Pigmented macrophages under stratified squamous epithelium. (b) This pigmented area consisted of blue colored hemosiderin and brown colored melanin ((a) hematoxylin and eosin and (b) Prussian blue, magnifications (a) and (b) ×100).

(a)

(b)