Inflammatory myofibroblastic tumor of the renal pelvis

Inflammatory myofibroblastic tumor (IMT) of the genitourinary tract is rare and has been classified into separate groups based on their anatomical site and postulated aetiology. Herein, we present a case of IMT of the renal pelvis. A 44-year-old man presented with gross hematuria. Abdominal computed...

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Veröffentlicht in:Hinyokika kiyo. Acta urologica Japonica. - 1962. - 52(2006), 1 vom: 30. Jan., Seite 31-3
1. Verfasser: Yoshida, Soichiro (VerfasserIn)
Weitere Verfasser: Watanabe, Toru, Yoshinaga, Atsushi, Ohno, Rena, Ishii, Nobuyuki, Terao, Toshiya, Hayashi, Tetsuo, Yamada, Takumi
Format: Aufsatz
Sprache:Japanese
Veröffentlicht: 2006
Zugriff auf das übergeordnete Werk:Hinyokika kiyo. Acta urologica Japonica
Schlagworte:Case Reports English Abstract Journal Article
Beschreibung
Zusammenfassung:Inflammatory myofibroblastic tumor (IMT) of the genitourinary tract is rare and has been classified into separate groups based on their anatomical site and postulated aetiology. Herein, we present a case of IMT of the renal pelvis. A 44-year-old man presented with gross hematuria. Abdominal computed tomography (CT) and magnetic resonance imaging (MRI) revealed a tumor of the left renal pelvis. Under the diagnosis of left renal pelvic tumor, he underwent left nephrectomy and ureterectomy. Microscopic examination revealed fascicular spindle cell proliferation in an oedematous myxoid background with an infiltrate of plasma cells. The spindle cells were strongly positive for smooth muscle actin (SMA) and vimentin, and negative for desmin and anaplastic lymphoma kinase (ALK). Diagnosis of the lesion was IMT of the renal pelvis
Beschreibung:Date Completed 14.03.2006
Date Revised 15.11.2006
published: Print
Citation Status MEDLINE
ISSN:0018-1994