Thursday, October 23, 2008

White skin generalised

Generalised white patches on the skin usually mean vitiligo if there is no surface scale. In tropical countries also consider tuberculoid leprosy and pinta.
SIGN DIP MEN Overview of Hypopigmentation

S-Squamous Healing areas of eczema and psoriasis, Pityriasis alba, Pityriasis versicolor, Post discoid lupus erythematosus scarring, Tinea corporis,

I-Infective Pityriasis versicolor, Tuberculoid Leprosy, Pinta, Syphilis,  Post herpes zoster

G-Granulomatous Sarcoidosis,

N-Neoplastic Morpheic Basal cell skin cancer, Epidermodysplasia verruciformis,

D-Drugs Phenols,

I-Immunological Vitiligo, Halo nevi, Localised Morphea, Lichen sclerosus, Scleroderma,

P-Physical Following liquid nitrogen, Post traumatic in dark skin, Idiopathic guttate hypomelanosis, Chronic radiodermatitis,

M-Metabolic


E-Endocrine


N-Nutritional
V Vascular Malignant atrophic papulosis
Other
Acquired White areas T cell lymphoma, Halo nevus, Lichen sclerosus, Malignant atrophic papulosis, Pinta, Post inflammatory hypopigmentation, Segmental vitiligo, Tinea versicolor, Vitiligo
Localised congenital depigmentation Nemonic is (WANT A DIP) of colour.
Wardenberg's, Alezandreni, nevus anaemicus, nevus depigmentosus, Tuberous sclerosus, Dyskeratosis congenita, Incontinentia pigmenti achromicans, Piebaldism.