Fig. 3From: Metastatic low-grade endometrial stromal sarcoma of uterus presenting as a primary pancreatic tumor: case presentation and literature reviewMorphologically, there was a high index of suspicion that the pancreatic lesion was an ESS, and this guided the selection of immunohistochemical markers. Immunohistochemistry showed that the tumor cells of the pancreatic lesion were positive for CD10 (a), smooth muscle actin (SMA) (b), estrogen receptor (ER) (c) and progesterone receptor (PR) (d). Desmin (e; inset of e: vessels in pancreatic parenchyma highlighted, acting as internal controls) and h-caldesmon (e; arterioles highlighted, acting as internal controls) were negativeBack to article page