Primary Retroperitoneal Myxoid Liposarcomas

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Primary Retroperitoneal Myxoid Liposarcomas

Myxoid liposarcomas (MLSs) are genetically defined by the presence of DDIT3 gene fusions and most commonly arise in the extremities of young adults. Whether MLSs develop primarily in the retroperitoneum is controversial, and a recent retrospective study found no molecularly confirmed examples. Because MLSs tend to metastasize to deep soft tissues, purported examples of primary retroperitoneal l...

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Retroperitoneal perirenal myxoid liposarcoma

Liposarcomas are neoplasms of mesodermic origin, are derived from adipose tissue and represent <1% of all malignant tumours. Primary liposarcomas of the kidney are very rare. Here, we present the cases of two patients diagnosed with retroperitoneal perirenal myxoid liposarcoma. The patients were diagnosed via imaging, which in both cases revealed a huge right retroperitoneal tumour mass compres...

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Giant primary retroperitoneal myxoid leiomyoma: a case report.

INTRODUCTION Leiomyomas are benign smooth muscle tumors that usually arise from the uterus. CASE REPORT We present a patient with a 6-month history of vague abdominal discomfort, occasional nausea, vomiting and urinary incontinence. On examination, there was an extremely large firm unpainfull palpable abdominal mass. Laboratory investigation revealed mild leukocytosis and blood creatinine ele...

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Clinical considerations on the retroperitoneal liposarcomas.

AIM It presents a clinical case of undifferentiated retroperitoneal liposarcoma with 5 years' recurrence from the first operation for the rarity of the occurrence, the problems related to surgery and complementary therapeutic approach. MATERIAL OF STUDY Male patient aged 73 was operated for removal of retroperitoneal mass with involvement of the right kidney at the Second University of Naples...

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ژورنال

عنوان ژورنال: American Journal of Surgical Pathology

سال: 2016

ISSN: 0147-5185

DOI: 10.1097/pas.0000000000000657