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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The tumor arises most commonly during the sixth and seventh decades of life. Guney E, Yigitbasi OG. This could be explained by two factors: Regional histioccitoma are rare.

Prog Obstet Ginecol, 46pp. Services on Demand Journal. Hepatic soft tissue sarcoma.

In a study of cases of MFH, Pezzi et al. They also observed that postoperative radiotherapy and surgical margins free of tumoral infiltration seemed to increase local control of the disease. The pleomophic-storiform type is the most common and is characterized as containing groups of spindle-shape neoplastic cells in a storiform pattern around blood vessels, in addition to histiocyte-like round cells that frequently exhibit a certain degree of pleomorphism Fig.

For that reason, the primary treatment of this type of tumor is resection as extensive as possible. Are you a health professional able to prescribe or dispense drugs?

Etiology UPS is thought to be derived from a primitive mesenchymal cell histiocitlma of differentiating into fibrosso, fibroblasts, myofibroblasts and osteoclasts.

Malignant fibrous histiocytoma of the head and neck: Since then, it has been recognized as the most frequent sarcoma of soft tissues in adults. Sarcomas of the head and neck region. Hepatic malignant fibrous histicytoma. Introduction Malignant fibrous histiocytoma of the uterus is an extremely rare entity.


Histology of biopsy specimen prior to any treatment is crucial to reach diagnosis and shows pleomorphic spindle cell population with large atypical cells frequently exhibiting numerous irregular mitotic figures, associated regions of hemorrhage and necrosis, associated lymphohistiocytic infiltrate and invasion of dermis.

The patient was given external radiotherapy and local braquiotherapy postoperatively, and remains disease free 12 months later, with periodic check-ups. Novel cell lines established from a human myxoid malignant fibrous histiocytoma arising in the uterus. The inflammatory variant is characterized by the presence of abundant neutrophils, plasma cells, lymphocytes firoso, occasionally, foam cells in poorly collagenized stroma. This neoplasm is defined histopathologically by mesenchymal proliferation of histiocytic cells and fibroblasts with several different growth patterns.

Malignant fibrohistiocytoma of the histiocitkma and neck is an aggressive tumor.

Cochrane Database Syst Rev ;4: Specialised Social Services Eurordis directory. In the skin, UPS presents as a relatively painless, rapidly enlarging nodule.

Orphanet: Histiocitoma fibroso maligno

Today it is accepted as the most frequent soft-tissue sarcoma in adults 2, and one of most frequent in the maxillofacial territory. In conclusion, although of rare occurence, MFH should be considered in the differential diagnosis of large liver lesions.

Malignant oropharyngeal fibrous histiocytoma. Overall, the prognosis is grim where 16 out of the 32 reported mwligno were dead and in other 8 cases it is not available if the patient died in the course of the disease between 6 days amligno 34 months median survival: Cytologic features of a primary myxoid malignant fibrous histiocytoma arising in the uterus.


Patient died 45 days after admission.

In Vivo, 15pp. The patient was a regular smoker. You can change the settings or obtain more information by clicking here. The literature on this pathology is reviewed. Hospital Amato Lusitano de Castelo Blanco.

As for other types of sarcomas, radiation-induced cases of malignant fibrohistiocytoma have been observed after a period of latency ranging from 5 to 45 histiocitooma.

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The epidemiology, clinical manifestations, incidence of metastases, histopathology, prognostic factors and treatment fibrooso malignant fibrous histiocytoma are discussed in relation to this case. Discriminant analysis of prognostic factors for malignant ,aligno histiocytoma in soft tissue. Soft-tissue sarcomas of the head and neck: The treatment of choice is resection with wide margins because these tumors have a strong high tendency to local recurrence.

However, this factor is debated in other sarcomas of adults, as in the case of MFH. Resection and radial reconstruction with fasciocutaneous flap Histiocitoma fibroso maligno de orofaringe.

Wiesmilleer K, Barth TF. Immunohistochemical staining is negative for S, HMB, CD34 and cytokeratin which assists in ruling out other soft tissue tumors. Clinical case A 67 year old woman with several years history of clinically non-specific menometrorrhagias and occasional abdominal discomfort. Malignant Fibrous Histiocytoma in the hypopharynx; A case report.

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