Skin conditions do not always affect large areas of the body. Sometimes, a person may have a few stubborn patches of vitiligo, localized psoriasis, or another inflammatory skin condition that has not responded adequately to conventional treatment. In such situations, treating the entire body may not always be necessary or practical. This is where Excimer Laser treatment can have an important role in dermatology. Excimer laser is a targeted form of phototherapy that delivers 308 nm ultraviolet B (UVB) light directly to affected areas of the skin. Unlike conventional phototherapy, where larger areas of the body may be exposed to