Formerly known as Keloidal Scar, Keloid is a thick, fibrous scar tissue that is developed at the site of a healed skin injury. The keloids grow mostly on the chest, arms, back and upper part of the hand. It is believed that the formation of keloid occur due to certain cases such as pimples, scratching, burns, skin trauma, insect bites and so on. People with dark skin tone and higher amount of melanin have the possibility to get this disease and they should be aware of it. Moreover, this progressive disease is categorized by symptoms like itching and pain all over the affected area.