Hyperpigmentation is excess melanin deposition
Includes sun spots, melasma, post-inflammatory patches
UV protection is essential in management
Depth of pigment guides treatment choice
Early intervention prevents worsening
Epidermal: Superficial, responds well to topicals
Dermal: Deeper pigment, may require lasers
Mixed: Both layers involved
Topical agents: Hydroquinone, retinoids, azelaic acid, kojic acid.
Procedures: Chemical peels (glycolic, TCA , microdermabrasion, Q-switched lasers, Intense Pulsed Light.