40. Soft Tissue Tumors of the Orbit

Space-occupying lesions and tumors in the orbit may, stem from any normal, aberrant, or heterotopic orbital, tissue. When infectious and inflammatory processes are, excluded, a large variety of orbital tumors remain to be, classified according to their epidemiological aspects,, clinical features, radiological characteristics, biological, behavior, or clinicopathological origins (Mind-map, 40-1). This chapter covers congenital tumors, including, dermoid and epidermoid cysts, dermolipoma, as well as, orbital fibrous, osseous, and cartilaginous tumors and, other rare soft tissue tumors, together with their systemic, implications.