The study compares the efficacy and safety of intralesional bevacizumab versus corticosteroids for the treatment of keloids. Assessment will be done clinically by the use of Modified Vancouver Scar Scale. Erythema index will be measured by spectrophotometry. The levels of Vascular Endothelial Growth Factor, collagen type 1 and collagen type 3 in the lesions before and after each treatment modality.