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Dyschromia

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Dyschromia
Specialty	Dermatology

Dyschromia refers to an alteration of the color of the skin or nails.^[1]

"Hyperchromia" can refer to hyperpigmentation,^[2] and "hypochromia" can refer to hypopigmentation.^[3]

"Dyschromatoses" involve both hyperpigmented and hypopigmented macules.^[4]

References

[edit]

^ Urabe K, Hori Y (March 1997). "Dyschromatosis". Semin Cutan Med Surg. 16 (1): 81–5. doi:10.1016/S1085-5629(97)80039-9. PMID 9125769.

Syndromic

Melanocyte
development

Other

Leukoderma w/o
hypomelanosis

Ungrouped

Reticulated	Dermatopathia pigmentosa reticularis Pigmentatio reticularis faciei et colli Reticulate acropigmentation of Kitamura Reticular pigmented anomaly of the flexures Naegeli–Franceschetti–Jadassohn syndrome Dyskeratosis congenita X-linked reticulate pigmentary disorder Galli–Galli disease Revesz syndrome
Diffuse/ circumscribed	Lentigo/Lentiginosis: Lentigo simplex Liver spot Centrofacial lentiginosis Generalized lentiginosis Inherited patterned lentiginosis in black persons Ink spot lentigo Lentigo maligna Mucosal lentigines Partial unilateral lentiginosis PUVA lentigines Melasma Erythema dyschromicum perstans Lichen planus pigmentosus Café au lait spot Poikiloderma (Poikiloderma of Civatte Poikiloderma vasculare atrophicans) Riehl melanosis
Linear	Incontinentia pigmenti Scratch dermatitis Shiitake mushroom dermatitis
Other/ ungrouped	Acanthosis nigricans Freckle Familial progressive hyperpigmentation Pallister–Killian syndrome Periorbital hyperpigmentation Photoleukomelanodermatitis of Kobori Postinflammatory hyperpigmentation Transient neonatal pustular melanosis

Other
pigments

Iron

Other
metals

Other

See also

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