Fibrous histiocytoma is a benign soft tissue tumour that may present as a fibrous mass anywhere in the human body. The involvement of the oral cavity is extremely rare and very few cases have been reported in literature till date.
What is malignant fibrous histiocytoma?
A malignant fibrous histiocytoma is a type of cancer that’s most often found in soft tissue such as muscles and tendons. In very rare cases it starts in bones. When this happens, it’s most often in the leg bones. Cancer cells start to take over and destroy the bone. This may cause the bone to break.
Is atypical fibrous histiocytoma cancer?
Because atypical fibroxanthoma (AFX) is regarded as a fibrohistiocytic tumor with an intermediate potential, the proliferative activity of AFX was compared with that of benign and malignant fibrous histiocytomas.
What is treatment for benign fibrous histiocytoma?
The treatment of choice for BFH is wide resection of the tumor, which results in an excellent prognosis and low recurrence rate. In agreement with cases reported in the literature, our case confirms that wide excision is adequate to prevent the recurrence of the tumor.
Is fibrous histiocytoma a sarcoma?
Undifferentiated pleomorphic sarcoma (UPS), previously called malignant fibrous histiocytoma (MFH), is a soft tissue sarcoma (STS) that can occur anywhere in the body, but it usually occurs in the extremities (especially the thighs) or back of the abdomen (see the image below).
Is AFX malignant?
Atypical fibroxanthoma (AFX) is an uncommon, pleomorphic, spindle cell cutaneous malignancy that most commonly presents as a solitary red or pink papule or nodule on the head or neck (picture 1A) [1].
What is atypical fibrous histiocytoma?
Atypical fibrous histiocytoma is a distinctive variant of cutaneous fibrous histiocytoma, which is often mistaken histologically for sarcoma and which have a tendency to recur locally and a capacity to metastasize, although very rarely.
Does a histiocytoma scab?
These masses can form anywhere on the body but seem to be more common about the face. They form rapidly, usually as a firm, raised, skin mass that then loses its hair and the entire surface ulcerates. … It can form a large scab if it is in a location with lots of hair. It can also become infected secondarily.
Is a histiocytoma a mast cell tumor?
Histiocytomas are benign tumors that tend to arise on the head, neck, legs, and feet. They can look just like mast cell tumors, although they tend to be smaller. They are less common as well.
