Hypopigmentation

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Hypopigmentation
Classification and external resources
Hypopigmentation in vitiligo.
ICD-10	L80, L81.5-L81.6
ICD-9	709.0
DiseasesDB	21207
MeSH	D017496

Hypopigmentation is the loss of skin color. It is caused by melanocyte or melanin depletion, or a decrease in the amino acid tyrosine, which is used by melanocytes to make melanin.

1 Treatments
2 Associated conditions
3 See also
4 References

[edit] Treatments

Oftentimes, hypopigmentation can be brought on by laser treatments; however, the hypopigmentation can be treated with other lasers or light sources.^[1]

[edit] Associated conditions

It is seen in:

[edit] See also

Hyperpigmentation

[edit] References

^ Reszko A, Sukal S, Geronemus R. "Reversal of Laser-Induced Hypopigmentation with a Narrow Band UVB Light Source in a Patient with Skin Type VI". Dermatol Surg. 34:1-4. 2008

Pigmentation disorders/Dyschromia (L80–L81, 709.0)

Hypo-/
leucism

Loss of melanocytes	vitiligo: Quadrichrome vitiligo · Vitiligo ponctué · syndromic (Alezzandrini syndrome · Vogt–Koyanagi–Harada syndrome) melanocyte development: Piebaldism · Waardenburg syndrome · Tietz syndrome

Loss of melanin/ amelanism	albinism: Oculocutaneous albinism · Ocular albinism melanosome transfer: Hermansky–Pudlak syndrome · Chédiak–Higashi syndrome · Griscelli syndrome (Elejalde syndrome · Griscelli syndrome type 2 · Griscelli syndrome type 3) other: Cross syndrome · ABCD syndrome · Albinism–deafness syndrome · Idiopathic guttate hypomelanosis · Phylloid hypomelanosis · Progressive macular hypomelanosis

Leukoderma w/o hypomelanosis	Vasospastic macule · Woronoff's ring · Nevus anemicus

Ungrouped	ungrouped: Nevus depigmentosus · Postinflammatory hypopigmentation · Pityriasis alba · Vagabond's leukomelanoderma · Yemenite deaf-blind hypopigmentation syndrome · Wende–Bauckus syndrome

Hyper-

Melanin/
Melanosis/
Melanism

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 (Acral acanthotic anomaly) · Freckle · Familial progressive hyperpigmentation · Pallister–Killian syndrome · Periorbital hyperpigmentation · Photoleukomelanodermatitis of Kobori · Postinflammatory hyperpigmentation · Transient neonatal pustular melanosis