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Pathological examination of leiomyomatosis peritonealis disseminate. A: Hematoxylin-eosin staining of tumor cells showed a spindle-shaped smooth-muscle cell tumor without necrosis and atypia (400-fold); B-F: Immunohistochemical staining of smooth-muscle cells showed that Caldesmon (B), Desmin (C), smooth-muscle actin (D), estrogen receptors (E), and progesterone receptors (F) were positive (400-fold).
