28. Ossify ing fib roma. This low-magnification photomicrograph showsa well-
circumscribed solid tumor mass.Trabeculae of bone and droplets of cement um-like
material can beseen forming within a background of cellular fibrous connective
tissue.
29. Ossifying fibroma. High-power photomicrograph showing a mixture of woven
bone and cementum-like material.Note the spherules demonstrating peripheral
brush borders (arrow)
38. Cementa-osseous dysplasia. low-power photomicrograph showing fragments of
cellular fibrous connective tissue conta in ing scattered trabeculae of bone.
39. Cementa-osseous dysplasia. High-power photomicrograph showing spicules
of bone and cementum-like hard tissue within moderately ce llular fibrous
connectivet issue, Note the hemorrhage around t he bony trabeculae.