Angiomatoid fibrous histiocytoma
Angiomatoid fibrous histiocytoma '' is a rare soft tissue cancer that affects children and young adults.
Pathology
It is characterized by cystic blood-filled spaces and composed of histiocyte-like cells. A lymphocytic cuff is common. It often simulates a vascular lesion, and was initially described as doing this.AFH typically has a chromosomal translocation involving the ATF1 gene -- t FUS/ATF1 or t EWS/ATF1.