| Tissue | Chromophore | Laser |
|---|
| Vascular lesions | Oxyhaemoglobin | Pulsed dye Nd:YAG KTP |
Haemangioma Spider naevus Port wine stain Thread veins Scars Stretch marks | |
| Pigmented lesions | Melanin Haemosiderin Tattoo pigments Foreign material | Q-switched Alexandrite Q-switched Nd:YAG Q-switched Ruby Pico-second lasers |
Café au lait macule Congenital naevi Ephelis Melasma Solar lentigo Tattoos Drug/metal deposition Bruising/haemosiderosis |
| Structural lesions | Water | Carbon dioxide Erbium:YAG |
Anti-ageing Lentigines Lines/wrinkles Scars Sebaceous hyperplasia Seborrhoeic keratosis Skin resurfacing Skin tightening Stretch marks Xanthelasma |
| Hair | Melanin | Alexandrite Diode Nd:YAG Ruby |