Retroperitoneal Malignant Fibrous Histiocytoma Can Mimic a Hydatid Cyst

Malignant fibrous histiocytoma is the second most common soft-tissue sarcoma in adults. After the extremities, the retroperitoneal space is the second most common site of this tumor. A 50-year-old man presented with a right retroperitoneal, thick-walled, cystic multilocular mass measuring 10 × 10 cm...

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Bibliographic Details
Main Authors: Gurcan Erbay, Serife Ulusan, Zafer Koc, Emine Tuba Canpolat, Kenan Calıskan
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Case Reports in Radiology
Online Access:http://dx.doi.org/10.1155/2011/362391
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Summary:Malignant fibrous histiocytoma is the second most common soft-tissue sarcoma in adults. After the extremities, the retroperitoneal space is the second most common site of this tumor. A 50-year-old man presented with a right retroperitoneal, thick-walled, cystic multilocular mass measuring 10 × 10 cm that was thought to be a type CE 5 hydatid cyst preoperatively. However, the postoperative histopathology did not agree with the radiological findings and instead showed a malignant fibrous histiocytoma. The computed tomography and ultrasound/Doppler ultrasound findings of this retroperitoneal mass mimicked a type CE 5 hydatid cyst. We present this case because the surgical management of these two lesions differs and misdiagnosis can be problematic.
ISSN:2090-6862
2090-6870