Fig. 1From: Uterine choriocarcinoma arising from serous carcinoma in a postmenopausal woman: an analysis of next-generation sequencing and PD-L1 immunochemistryA Multiple nodular masses (the red arrow) with hemorrhage and necrosis were found in the uterine cavity B: The cut surface was pale gray and brown. The tumor penetrated the entire uterine wall (the red arrow) C: The tumor was consisted of serous carcinoma (upper) and choriocarcinoma (below). (Hematoxylin and eosin stain, original magnification, × 100)Back to article page