Yukinori Hattori

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As macroscopic appearance represents tumor microenvironment, it may also reflect the biological and clinicopathological characteristics of a cancer. The aim of the study was to evaluate the clinicopathological significance of the gross appearance of pancreatic ductal adenocarcinoma (PDA). We investigated fresh macroscopic features in 352 cases of PDA and(More)
Differentiating metastatic breast carcinoma in the lungs from primary lung tumors and mesotheliomas is important for determining prognosis and treatment. We evaluated novel breast specific markers, androgen receptor (AR) and GATA binding protein 3 (GATA3) immunohistostaining, for this differential, and compare to other traditional markers. The specimens(More)
We describe a 35-year-old woman with Down's syndrome who was admitted to a clinic with anorexia and vomiting. Since laboratory findings showed anemia (Hb 7.4 g/dl) and thrombocytopenia (0.5 × 10⁴/μl), she was transferred to our hospital for treatment. Further laboratory examinations revealed schistocytes, LDH elevation, and a negative Coombs' test.(More)
Desmoplastic small round cell tumor (DSRCT) is a rare and aggressive neoplasm that predominantly affects young men. DSRCT often presents as multiple nodules on the serosal surface and is histologically categorized as a small round cell tumor. However, the cytological spectrum of DSRCT is not fully understood because of its rarity. Here, we report an unusual(More)
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