DermNet NZ

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Authoritative facts about the skin from the New Zealand Dermatological Society Incorporated.

Skin signs and systemic disease

The skin may reflect signs of systemic diseases, useful for diagnosis, or suffer from a complication of disease or its treatment. Here are links to pages about the dermatological manifestations of non-infectious internal diseases: immune, autoimmune and rheumatic diseases; genetic, metabolic, endocrine and nutritional states; internal malignancy; haematological diseases; psychiatric states; and drug eruptions.

Acrodermatitis enteropathica
Acrodynia
Acute febrile neutrophilic dermatosis
Amyloidosis
Angioedema
Annular erythema
Antiphospholipid syndrome
Argyria
Behcet disease
Biotin-responsive dermatoses
Bloom syndrome
Calciphylaxis
Carotenaemia (carotenemia)
Chilblains
Chloracne
Churg Strauss syndrome
Compulsive skin picking
Connective tissue diseases
Crohn disease
Cryoglobulinaemia
Cushing syndrome
Cutaneous markers of malignancy
Degos disease
Dermatitis herpetiformis
Dermatomyositis
Diabetes
Diabetic foot ulcers
Down syndrome
Drug eruptions
Ehler Danlos syndrome
Eosinophilic fasciitis
Erythema multiforme
Erythema nodosum

Erythropoeitic protoporphyria
Flushing
Glucagonoma
Gorlin syndrome
Graft versus host disease
Granuloma annulare
Haemochromatosis
Histiocytoses
Hypereosinophilic syndrome
Incontinentia pigmenti
Iron deficiency
Itch
Job syndrome
Kwashiorkoar
LEOPARD syndrome
Livedo reticularis
Lupus erythematosus
Lyme disease
Marfan syndrome
Mastocytosis
Menopause
Morphoea
Mucinoses
Myxoma syndrome
Necrobiosis lipoidica
Necrolytic migratory erythema
Neurotic excoriations
Panniculitis
PAPA syndrome
Photosensitivity
Polyarteritis nodosa
Polymorphous eruption of pregnancy
Porphyria cutanea tarda

Pretibial myxoedema
Prurigo nodularis
Proteus syndrome
Pruritus
Pseudoxanthoma elasticum
Pyoderma gangrenosum
Reiter syndrome
Reticular erythematous mucinosis
Rheumatoid arthritis
SAPHO syndrome
Sarcoidosis
Scleroderma (localised)
Scleredema
Scleromyxoedema
Scurvy
Sézary syndrome
Sjögren syndrome
Skin cancer in transplant recipients
Stoma skin problems
Sweet disease
Systemic sclerosis
Telogen effluvium
Thyroid disease
Toxic epidermal necrolysis
Tuberous sclerosis
Urticaria
Variegate porphyria
Vasculitis
Wegener granulomatosis
Wells syndrome
Wilson disease
Xanthomas
Xeroderma pigmentosum

DermNet does not provide an on-line consultation service.
If you have any concerns with your skin or its treatment, see a dermatologist for advice.