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Malignant Rhabdoid Tumor of the Breast: A Case Report |
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| Authors: | Koibuchi, Yukio Iino, Yuichi Joshita, Takashi Yokoe, Takao Shinkai, Hiroko Kawashima, Kenji Kobayash, Junya Tanaka, Sunao Oyama, Tetsunari Hikino, Toshiaki Morishita, Yasuo |
| Affiliation: | 1 Second Department of Surgery, Gunma University School of Medicine Maebashi 2 Department of Laboratory Medicine and Clinical Laboratory Center, Gunma University School of Medicine Maebashi 3 Emergency Division, Gunma University School of Medicine Maebashi 4 Second Department of Pathology, Gunma University School of Medicine Maebashi 5 National Sanatorium Kuryu Rakusenen, Kusatsu-machi Gunma 6 Gunma Health Foundation Maebashi |
| Abstract: | A 66-year-old woman time of 10 days. One month after radicalmastectomy, there was local recurrence, followed by multiplepulmonary metastases, and the patient died of respiratory failure5 months after surgery. The gray-white-colored tumor measured13x12x;10 cm, and its border was well defined. The tumor wascomposed of diffusely growing round or polygonal cells withvesicular nuclei, prominent nucleoli, and ample cytoplasm containingeosinophilic inclusions. Lymph node involvement was widespread.Both vimentin and keratin were clearly demonstrated by immunohistochemicalstaining. Ultrastructural studies revealed that the MRT cellscontained cytoplasmic whorls of intermediate filaments. |
| Keywords: | Malignant rhabdoid tumor Breast neoplasm Sarcoma |
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