Exam
Skin Lesion Solid White
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Skin Lesion Solid White
, Hypopigmentation, Hypomelanosis
Causes
Patch
es or
Plaque
s (Hypopigmentation)
Pityriasis Alba
Pityriasis Versicolor
(
Tinea Versicolor
)
Vitiligo
Postinflammatory Hypopigmentation
Cryotherapy
Corticosteroid
s
Associated with prolonged potent
Topical Corticosteroid
s, intraarticular or intradermal
Corticosteroid Injection
s
Hypopigmented patches with irregular borders
Chemical Leukoderma
Hypomelanosis due to chemical contact exposure (e.g. phenols, catechols)
Household disinfectants and detergents
Hydroquinone
P-phenylenediamine (hair dyes)
Chloroquine
Tretinoin
Metals (e.g.
Arsenic
, mercurials)
Causes
Papule
s
Milia
Keratosis Pilaris
Molluscum Contagiosum
Causes
Diffuse changes (congenital conditions, uncommon)
Albinism
Piebaldism
Tuberous sclerosis
Hypermelanosis of Ito
References
Chiakpo (2022) Am Fam Physician 106(5): 573-4 [PubMed]
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