Fig. 1.

Microscopic findings. (A) Hematoxylin and eosin staining of numerous dilated lymphatic vessels (4× magnification). (B) Immunohistochemical D2-40 expression (brown color) in dilated lymphatic vessels of the submucosa (10× magnification). (C) Subserous dilated lymphatic vessels with discontinuity of the muscular layer and serositis (H&E, 10× magnification). (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)