| FST | Fitzpatrick skin type |
| UV | Ultraviolet |
| MASI | Melasma Severity Index |
| mMASI | Modified Melasma Area and Severity Index |
| MELASQoL | Melasma Quality of Life scale |
| RCM | In vivo reflectance confocal microscopy |
| Nd:YAG | Neodymium-doped yttrium aluminum garnet |
| PIH | Post-inflammatory hyperpigmentation |
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