Metallic pigments:
Silver: Silver causes hyperbigmentation of bluish gray.
- Bismuth: causes hyperpigmentation of bluish gray-like silver but the line Bzmuth on the gum is more common than pigmentation of the skin.
- Mercury pigmentation hyperpigmentation: Gray pigmentation causes skin structure to be limited in areas of frequent application of mercury ointments, especially on eyelids, lashes, or areas of skin lines.
- Cosmetics: Skin discoloration depends on the type of topical product.
Silver: Silver causes hyperbigmentation of bluish gray.
- Bismuth: causes hyperpigmentation of bluish gray-like silver but the line Bzmuth on the gum is more common than pigmentation of the skin.
- Mercury pigmentation hyperpigmentation: Gray pigmentation causes skin structure to be limited in areas of frequent application of mercury ointments, especially on eyelids, lashes, or areas of skin lines.
- Cosmetics: Skin discoloration depends on the type of topical product.
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skin diseases