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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Primary malignant fibrous histiocytoma of the mandible: Previous irradiation was not found in our case. It has less tendency to metastasize at a distance and thus has a msligno prognosis.

Prospective randomized studies are needed, but given the low incidence of this type of tumor, they would be very difficult to conduct.

Orphanet: Histiocitoma fibroso maligno

For that reason, the primary treatment of this type of tumor is resection as extensive as possible. Intraoral examination revealed a large, fleshy, exophytic mass, 7 cm maximum diameter, that appeared to be pediculated from the soft palate and occupied the oropharyngeal lumen Fig.

J Oral Pathol ; The angiomatoid type predominates in subjects under the age of 40 years. Immunohistochemical staining is negative for S, HMB, CD34 and cytokeratin which assists in ruling out other soft tissue tumors.

They also observed that postoperative radiotherapy and surgical margins free of tumoral infiltration seemed to increase local control of the disease. Mevio E, Sbrocca M, Malignant fibrous histiocytoma of the pharynx. 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.


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. Curr Opin Oncol ; Check this box if you wish to receive a copy of your message.

The tumor was resected with generous margins and the defect was reconstructed with a radial fasciocutaneous flap. Hepatic soft tissue sarcoma. Histiocitoma fibroso maligno de orofaringe. Malignant oropharyngeal fibrous histiocytoma. The patient has remained free of local or distant recurrence until now.

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Clinical case We present a case of a yr-old-man was admitted to our hospital because of abdominal distension causing discomfort, lower extremities edema and weight loss. Br J Oral Maxillofac Surg ; Radiation-induced malignant fibrous histiocytoma of the neck in a patient with laryngeal carcinoma. The documents contained in this web site are presented for information purposes only.

When occurring in skin, UPS is difficult to differentiate from atypical fibroxanthoma or dermatofibrosarcoma protuberans see this term. Intraabdominal and retroperitoneal cases may be accompanied by constitutional syndrome, but at histiocitpma sites it is not a habitual clinical manifestation.


Histiocitoma fibroso maligno, un tumor hepático raro

Malignant fibrous histiocytoma of the oral tissues. Malignant fibrohistiocytoma of the head and neck is an aggressive tumor. The treatment of choice is resection with wide margins because these tumors have a strong hisstiocitoma tendency to local recurrence. 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.

An analysis of cases.

We report the case of a patient with a large malignant fibrous histiocytoma in the oropharynx. 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 years.

Wiesmilleer K, Barth TF. Most cases previously diagnosed as malignant fibrous histiocytoma have been reclassified into other histological types of sarcoma. Regional metastases are rare. A 67 year old woman with several years history of clinically non-specific menometrorrhagias and occasional abdominal discomfort.

Other search option s Alphabetical list. The aesthetic and functional results are excellent, with normal swallowing and phonation.