Flexures Plaques

Plaques in the flexures

The papular diseases can all coalesce and form plaques particularly warts and psoriasis.Also consider the more unusual conditions such as Acanthosis nigricans,Darier's disease,Langerhans cell histiocytosis and xanthoma disseminatum.

SIGN DIP Overview of Plaques

Plaques are essentially grouped papules that coalesce or they are infiltrates or deposits in the skin.So many of the papular disorders can form plaques and many of the nodular disorders have the same differentials.

S Squamous Psoriasis,Pityriasis rubra pilaris,Tinea barbae,Epidermal nevus,Sebaceous nevus,Discoid lupus

I Infective   Deep fungus,Tinea barbae,Leishmaniasis,Tuberculosis,Leprosy,  Acanthameba,  Post erysipelas ,Cellulitis ,Post rosacea,Plasma cell balanitis,   

G Granulomatous Actinic granuloma,Granuloma annulare,Necrobiosis lipoidica,Granuloma faciale,Erythema elevatum diutinum,Sarcoidosis

N Neoplastic Mycosis fungoides,Basal cell skin cancer,Paget’s and extramammary Paget’s disease,Lymphocytoma,Lymphoma,Jessners lymphocytic infiltrate,Parapsoriasis,Mycosis fungoides,Metastases,Kimura's disease,Angiosarcoma,Follicular mucinosis,Amyloidosis,

D Drug Sclerosant injection,Fixed drug reaction,Vitamin K injection,

I Immunological  Urticaria,Discoid lupus erythematosus,Lupus panniculitis,Localised morphea,Lichen sclerosus,Scleredema,Scleroderma,Eosinophilic fasciitis,Eosinophilic cellulitis,Urticarial vasculitis,

P Physical  Post traumatic,Polymorphous light eruption,

Syndromes Blooms syndrome,Familial mediteranean fever,Reticular erythematous mucinosis,Sweet’s syndrome,Well’s syndrome,Erythema elevatum diutinum,