case_images: PMC7896534_01
case_images: ectopic deciduosis located in the meso of the appendix, constituted by large polygonal nonatypical cells with ample eosinophilic cytoplasm: A) original magnification 50x (inset: 5x); B) original magnification 100x
case_images: PAMJ-37-316-g001.jpg
case_images: PMC7896534_01_PAMJ-37-316-g001.jpg
case_images: F1
case_images: Microscopic examination showed a proliferation of large polygonal decidual cells within the mesoappendix, characterized by abundant eosinophilic cytoplasm and nuclei without any cytonuclear atypia (Figure 1).