Histological Characteristics of Aneurysmal Bone Cyst
- mixture of benign stromal tissue
- large vascular lacunae separated by septa in which numerous giant cells are found & & filled with clotted blood (blood-filled
spaces with bland fibrous connective tissue septa) that resembles cranberry sauce;
- cavernous spaces vessel lack walls & normal features of blood vessels;
- stroma has histiocytes, fibroblasts, scattered giant cells, hemosiderin, and occasional inflammatory cells;
- giant cells
- ABC may be difficult to distinguish from that of GCT of bone;
- large amounts of hemosiderin;
- Secondary Aneuysmal Bone Cysts;
- occur in conjunction w/ other lesions (eg, chondroblastoma, osteoblastoma, osteosarcoma, EOG, nonossifying fibroma)
Giant-cell reparative granuloma of the hand and foot bones.
Original Text by Clifford R. Wheeless, III, MD.
Last updated by Data Trace Staff on Thursday, January 11, 2018 9:12 am