Ngwa:
pigmenti endogenous: Tada nevus (akara ọmụmụ), nevus nwere pigmenti, speckle kọfị, ntụpọ afọ, freckles.
exogenous pigmenti: dị iche iche agba egbugbu, igbu egbugbu nku anya, anya liner, egbugbere ọnụ stria, traumatic egbugbu.
1) 532nm: maka ọgwụgwọ nke epidermal pigmentation dị ka freckles, anyanwụ lentigo, epidermal melasma, wdg (tumadi maka red na agba aja aja pigmentation)
2)1064nm: maka ọgwụgwọ igbu egbugbu, dermal pigmentation na ọgwụgwọ ụfọdụ pigmentary ọnọdụ dị ka Nevus nke Ota na Hori's Nevus.(nke kachasị maka pigmentation ojii na blue)
3) Ntugharị Laser na-adịghị ablative (NALR-1320nm) na-eji peel carbon maka mmegharị anụ ahụ.