Subcutaneous Histiocytoid Sweet Syndrome Associated with Crohn Disease in an Adolescent
Figure 2
(a) Normal epidermis and dermis. Inflammatory infiltrate affecting exclusively the adipose tissue (hematoxylin-eosin, original magnification 2). (b) Inflammatory infiltrate in the subcutaneous tissue, predominating in the septa, but also in the fat lobules (hematoxylin-eosin, original magnification 10). (c) Infiltrate of polymorphonuclear cells, eosinophils, and large, mononuclear cells with histiocytoid appearance (hematoxylin-eosin, original magnification 20). (d) Immunoreactivity for myeloperoxidase in most of the cells of the inflammatory infiltrate.
