Endometrium, Atrophic endometrium Atrophic endometrium with pseudodecidual cells : Low power unveils the markedly attenuated glandular epithelium making a thin epithelial lining. The surface epithelium is also flattened. The stroma cells have been changed to a pseudodecidual cells with abundant acidophilic cytoplasm. The lower part of the picture is myometrium.