“…9) Calvarial cavernous hemangiomas may mimic other neoplasms, and the differential diagnosis encompasses all conditions in which firm, slowgrowing masses can arise in the skull, including fibrous dysplasia, meningioma, osteoma, osteogenetic sarcoma, aneurysmal bone cyst, cholesteatoma, Paget's disease, osteotitis fibrosa cystica, hyperparathyroidism, eosinophilic granuloma, dermoid cyst, and multiple granuloma. 7,14) Meticulous radiological and clinical investigation is essential to rule out all other possible diagnoses. Cavernous hemangioma may occur in association with other forms of neoplasia.…”