Figure 3
From: Henoch Schönlein purpura associated with pulmonary adenocarcinoma
Histopathology of the palpable purpura. (A) Cellular infiltration into the obscured small vessel walls of the subpapillar plexus under the epidermis (hematoxylin and eosin, original magnification × 100). (B) Infiltration of polymorphonuclear cells (haematoxylin and eosin, original magnification × 150) (C) Fluorescent immunoglobulin A deposits (arrows) (original magnification × 100).