منابع مشابه
A unique dedifferentiated tumor of the retroperitoneum
BACKGROUND Dedifferentiated liposarcomas represent heterogeneous tumors with lipomatous and nonlipomatous elements starkly juxtaposed. It is thought that the high grade nonlipomatous elements of the tumor portend a worse prognosis. CASE PRESENTATION A 19.8 kg heterogeneous retroperitoneal tumor was successfully and completely resected. Because of its extent, no additional treatment modalities...
متن کاملMalignant solitary fibrous tumor in retroperitoneum
RATIONALE Solitary fibrous tumor (SFT) is a rare mesenchymal tumor occurs in various sites. Malignant SFT in retroperitoneum is extremely rare. PATIENT CONCERNS We report a case of malignant retroperitoneal SFT in a 59-year-old man presented with right flank pain for 1 month. DIAGNOSES, INTERVENTIONS AND OUTCOMES A laparotomy and resection of the tumor were performed, the histopathologic an...
متن کاملPrimary Extra-gastrointestinal Stromal Tumor of Retroperitoneum
BACKGROUND Gastrointestinal stromal tumors (GISTs) are the most common mesenchymal neoplasms of the gastrointestinal tract. More rarely neoplasms with histology and immunohistochemistry similar to GISTs may occur outside the gastrointestinal tract ( omentum, mesentery and retroperitoneum) and are so-called Extra-gastrointestinal Stromal Tumors (EGISTs). EGISTs arising in the retroperitoneum are...
متن کاملAdrenal Schwannomas: Rare Tumor of the Retroperitoneum
Schwannoma is a benign neurogenic tumor originating from Schwann cells. These produce the myelin sheath that covers peripheral nerves that are often affected. This latter localization is extremely rare, and only a few case reports can be found in the medical literature. Studies have shown that approximately 0.5% to 5% of schwannomas are retroperitoneal, constituting 0.2% of adrenal incidental t...
متن کاملPrimary solitary fibrous tumor of the retroperitoneum
Solitary fibrous tumor is an uncommon neoplasm affecting adults and typically located in the pleura and can also occur in a large number of other extra thoracic sites. We present the case of a solitary fibrous tumor (SFT) of the retroperitoneum and describe their histopathological and immunohistochemical features. The identification of SFT in the retroperitoneum is of importance because its cli...
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ژورنال
عنوان ژورنال: Swiss Medical Forum ‒ Schweizerisches Medizin-Forum
سال: 2019
ISSN: 1424-4020
DOI: 10.4414/smf.2019.03380