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 rest of the physical examination and thoracoabdominal CAT found no tumoral spread. Immediate surgery of malignk mass without knowledge of its histological nature is strongly discouraged fibrsoo it is associated with an increased risk of death due to inappropriate resection and increased risk of relapse. Magnetic resonance imaging MRI is the imaging method of choice for limbs and shows a high signal on T2 weighted images.

Malignant fibrohistiocytoma of the head and neck is an aggressive tumor. Laboratory tests are usually unremarkable.

The patient was a regular smoker. Sabesan T, Xuexi W.

It is classified, based on appearance and predominant cell population, into different subtypes: J Otorhinolaryngol Relat Spec ; The patient has remained free of local or distant recurrence until now.

Etiology UPS is thought to be derived from a primitive mesenchymal cell capable of differentiating into histiocytes, fibroblasts, myofibroblasts and osteoclasts. This study supports the results obtained by other authors for MFH in other sites, such as Shinozaki et al. The procedure concluded with immediate reconstruction using a left radial fasciocutaneous flap Figs Radial fasciocutaneous flaps produce excellent results in the reconstruction of large defects of the oropharynx, including the palate.


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The gross tumor had a gray-colored, fleshy, multilobate appearance. Acta Cytol, 45pp. No predilection for either lobe appears to be the rule. 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.

Additional information Further information on this disease Classification s 2 Gene s 0 Clinical signs and symptoms Other website s 7. Therefore, no consensus exists yet on the indication for administering treatment complementary to surgery in MFH.

The myxoid variant also exhibits a certain degree of cellular pleomorphism, but much less than the previous subtype. Mevio E, Sbrocca M, Malignant fibrous histiocytoma of the pharynx. An analysis of cases. Subscribe to our Newsletter. Malignant fibrohistiocytoma may occur at any age, although it is uncommon before the age of 40 years and extremely rare in childhood. Staining for vimentine and CD68 protein was positive.

The epidemiology, clinical manifestations, incidence of metastases, histopathology, prognostic factors and treatment of malignant fibrous histiocytoma are discussed in relation to this case. Malignant fibrous histiocytoma MFH represents the most common soft tissue sarcoma in adults.


Histiocitoma fibroso maligno

However, this factor is debated in other sarcomas of adults, as in the case of MFH. Introduction Malignant fibrous histiocytoma of the uterus is an extremely rare entity.

Banhudo Department of Gastroenterology. They were arrayed forming imbricated bundles and adopting a storiform growth pattern in areas, which confirmed the initial diagnosis. Hepatic arterial embolization maliigno performed in two cases with no sucess.

Only comments written in English can be processed. This could be explained by two factors: Prognostic factors for patients with localized primary malignant fibrous histiocytoma. The literature on this pathology is reviewed. Malignant fibrous histiocytoma of the hietiocitoma and neck: Services on Demand Journal. Past history includes abusive chronic alcool ingestion and arterial hypertension.

For that reason, the primary treatment of this type of tumor is resection as extensive as possible. Hepatic malignant fibrous kaligno Anorexia, malaise, fever and weight loss are present in retroperitoneal and inflammatory forms of UPS.