The red and white lesions include different type of lesions and to understand the various colors of these lesion one has to know, the color of oral mucous which depends on the degree of keratinization, dilation, and concentration of blood vessels, the amount of melanin pigment present in the epithelium and thickness of the epithelium. The professional require a skillful knowledge to diagnose and distinguish between these lesions and clinical correlation plays a very important role in diagnosing apart from histological reports. Dr Ankur has a deep insight in the above area.