Resumen. COLLAZO ALVAREZ, Hiralio; TORRECILLA SILVERIO, Dewar; MORALES FLORAT, Jorge Luis y COLLAZO MARIN, Stephens Yecc. Malignant. CASO CLÍNICO. Malignant oropharyngeal fibrous histiocytoma. Resection and radial reconstruction with fasciocutaneous flap. Histiocitoma fibroso maligno de. LETTERS TO THE EDITOR. Malignant fibrous histiocytoma – a rare hepatic tumor . Histiocitoma fibroso maligno, un tumor hepático raro.

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This involved resection of the entire soft palate, amygdalar pillars, and the left wall of the oropharynx. Head and neck sarcoma: How to cite this article.

Cervical dissection is contemplated only in the presence of clinically or radiologically positive metastatic lymph nodes. Primary malignant fibrous histiocytoma of fibtoso uterus-ultrastructural and immunocytochemical studies of two cases.

Malignant fibrohistiocytoma may occur at fibrosk age, although it is uncommon before the age of 40 years and extremely rare in childhood. The childhood variant appears have better prognosis. SRJ is a prestige metric based on the idea that not all citations are the same.

Malignant fibrous histiocytoma of the head and neck: Curr Opin Oncol ; Previous article Next article. The material is in no way intended to replace professional medical care by a qualified specialist and should not be used as a basis for diagnosis or treatment. Acta Otalgica Kyoto ; Most UPS recur locally; distant metastases are common the most frequent is lung. To the best of our knowledge less than 35 cases of hepatic MFH have been reported over the last 24 years, since when it was first described 2.


In case of tumors in which adequate margins are not possible due to their location or large size, postoperative irradiation may improve control of the disease. Tumor size, adjacent organ invasion or metastases at diagnosis remain the most important prognostic factor.

Treatment results and prognostic factors in patients with malignant fibrous histiocytoma.

Histiocitoma fibroso maligno, un tumor hepático raro

Due to its exceptional location and the implications of this location, we report a new case of malignant fibrous histiocytoma of the soft palate and lateral wall of the oropharynx.

Full text is only aviable in PDF. Primary osseous UPS most commonly occurs in distal femur, proximal tibia, proximal femur and humerus.

Postirradiation malignant fibrous histiocytoma of malignp larynx: Hepatic malignant fibrous histiocytoma: This could be explained by two factors: Surgical treatment alone or combined with chemotherapy has been the mainstay of management for primary MFH of the liver, but prognosis was poor.

Due to the large size of the lesion, complementary irradiation was given. Acta Pathol Jpn, firosopp. UPS is thought to be derived from a primitive mesenchymal cell capable of differentiating into histiocytes, fibroblasts, myofibroblasts and osteoclasts. Differential diagnosis When occurring in skin, UPS is difficult to differentiate from atypical fibroxanthoma or dermatofibrosarcoma protuberans see this term.

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However, due to the little knowledge we have of it, we are facing in front of an entity with very limited diagnostic and therapeutic possibilities. An incisional biopsy revealed a fusocellular neoplasm constituted by a population of fibrohistiocytic cells with a storiform growth pattern, which was compatible with malignant fibrohistiocytoma Fig.


Prior radiation therapy is a likely risk factor in some cases. Services on Demand Journal. Summary Epidemiology UPS ranks the 4th most common soft tissue sarcoma with a slight male preponderance.

Malignant fibrous histiocytoma – a rare hepatic tumor. Soft-tissue sarcomas of the head and neck: A multicenter study of patients with multivariate analysis. SNIP measures contextual citation impact by wighting citations based on the total number of citations in a subject field. The histologic pattern is highly variable from one area to another and between different tumors. MFH must be differentiated from other neoplasms that exhibit marked pleomorphism, such as pleomorphic liposarcoma, pleomorphic rhabdomyosarcoma, pleomorphic carcinoma, and leiomyosarcoma.

Hepatic soft tissue sarcoma. In the skin, UPS presents as a relatively painless, rapidly enlarging nodule.

Visceral locations are uncommon and primary hepatic MFH is exceedingly rare. The rest of the physical examination and thoracoabdominal CAT found no tumoral spread. Myxoid malignant fibrous histiocytoma of the uterus, a case with immunohistochemical, ultrastructural a tumor cell culture studies.