Giant cell

A giant cell is a mass formed by the union of several distinct cells (usually macrophages). It can arise in response to an infection or foreign body.

Types include:
 * foreign-body giant cell
 * Langhans giant cell
 * Touton giant cells

Additional images
Cementoblasts & osteoclasts are found normally during the shedding of deciduous teeth. They are also found after tooth extraction.