Fig. 3
a Histopathological examination revealed submucosal arterial thrombosis including denatured cells (hematoxylin and eosin; × 25). b Immunohistochemically, submucosal arterial thrombosis was positive for AE1/AE3 (cytokeratin; AE1/AE3; × 25)
Fig. 3 | Surgical Case Reports