Malignant fibrous histiocytoma and other fibrohistiocytic tumors in pediatric patients

Malignant Fibrous Histiocytoma in a Pigeon

Case Description- A pigeon with an abnormal mass on right wing was referred to the Veterinary Clinic of Shahid Bahonar University of Kerman. Treatment and Outcome- The mass was removed surgically and histopathologic examination was done. Microscopic findings revealed a stori-form pattern of atypical and pleomorphic spindle-shape tumor cells with histiocytes and too many thick wall capillari...

Malignant fibrous histiocytoma.

Calvarial malignant fibrous histiocytoma.

Primary malignant fibrous histiocytoma (MFH) of the central nervous system (CNS) is uncommon. We report cases of two young patients of MFH arising from the cranial meninges and involving the adjacent skull and scalp. There was infiltration of the brain in one case. Both the lesions were excised and primary scalp repair was performed.

A Case Of Malignant Fibrous Histiocytoma

SUMMARY Occurance of Malignant Fihrous Histiocytoma (MFH) of the spermatic cord as a primary source is so rare that since I 967 Just 12 of such cases have heen reported (4,8, 10). MFH is one of the pleomorphic soft tissue Malignant tumors which has been studied for first time by Ozzello and Co workers on 1963. The Tumor ong1nates from primary Mesenchymal cells which have both histocytic & fi...

Malignant fibrous histiocytoma.

Two patients are presented who had malignant fibrous histiocytomas of the skin and soft tissue. These tumors characteristically consist of a solitary mass, 0.5 cm to 12.0 cm, which has skin fixation, is circumscribed and firm. Microscopically, there is a pattern of histiocytes and bizarre histiocytic giant cells intermingled in a fibrous stroma with fibroblasts arranged in a whirling pattern. T...