Retroperitoneal lipoma arising from the urinary bladder

Retroperitoneal lipoma arising from the urinary bladder

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Retroperitoneal benign lipomas are extremely rare and represent about 2.9% of all primary retroperitoneal tumors.About 80% of the tumors in the retroperitoneal cavities are malignant viseart etendu cashmerie neoplasms.

We experienced a case of a retroperitoneal lipoma simulating an ovarian mature cystic teratoma.A diagnosis was correctly made by magnetic resonance imaging (MRI) prior to surgery, and a total tumorectomy was performed.The retroperitoneal lipoma was recognized to have arisen from the urinary bladder.

Histological sections revealed a tumor consisting of typical adipose cells without atypia.These types of lipomas should be carefully followed-up because they often recur and undergo utvara hellkite price malignant transformations.