TNF and keloid: Some of the many inflammatory factors that have been identified in keloids include cellular components such as macrophages and lymphocytes [1,8], multifunctional adhesion molecules such as CD44 [9], and chemokines/cytokines such as interleukins (ILs), transforming growth factor (TGF)-β, and tumor necrosis factor (TNF)-α [10,11,12].