Przeglądanie według Temat "histopathological examination"

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Numerous gastrointestinal tumors
(Wydawnictwo Uniwersytetu Rzeszowskiego, 2020) Przyczyna, Piotr; Trojnar, Elżbieta; Bartusik-Aebisher, Dorota; Aebisher, David
Introduction. Gastrointestinal stromal tumor (GIST) is most often locate in the region of the stomach and the proximal part of the small intestine. Aim. The multiple histopathological examination is described. Description of the case. Multiple GISTs are rare neoplasms that originate from the interstitial cells are described. Conclussion. GIST can occur in any part of the gut, they are most common in the stomach and small intestine, and less frequent in the colorectum and esophagus. Although their pathogenesis and clinical manifestations are different, these tumor syndromes confer a high risk for developing multiple neoplasms.
Primary breast angiosarcoma – a case report
(Wydawnictwo Uniwersytetu Rzeszowskiego, 2020) Ostańska, Elżbieta; Aebisher, David; Kaznowska, Ewa; Bartusik-Aebisher, Dorota
Introduction. Angiosarcoma is a rare breast cancer that can be primary or secondary after surgery or after breast cancer radiotherapy. It is important that breast angiosarcoma belongs to tumors with a non-specific clinical and radiological picture. Aim. The study of the biopsies contained aggressive vasomotor hyperplasia. Description of the case. The presented case concerns the primary angiosarcoma of the right breast in a 56-year-old woman who had never had a surgical procedure before, nor radiotherapy in the area of the breast. Conclusion. Histopathological examination supported by immunohistochemistry is a reliable and indispensable diagnostic element in the diagnosis of vascular sarcoma.