DermNet NZ

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

Deep skin disorders

Skin diseases that involve or infiltrate the dermis (deeper layer of skin) or subcutis (fat layer below the skin) include:

Structural diseases

Amyloidosis
Connective tissue naevi
Dermatofibroma
Dermatofibrosarcoma protuberans
Ehler's Danlos syndrome
Elastosis perforans serpiginosa
Fibromatosis
Keloids & hypertrophic scars
Leiomyomatosis and renal cell cancer syndrome
Lipodystrophy
Lipoedema
Lipoma
Mastocytoma
Neurofibroma
Pseudoxanthoma elasticum
Reactive perforating collagenosis
Striae (stretch marks)
Inflammatory infiltrations

Cutaneous B-cell lymphoma
Cutaneous T-cell lymphoma
Cytophagic histiocytic panniculitis
Eosinophilic fasciitis
Erythema multiforme
Histiocytoses
Jessner lymphocytic infiltrate
Langerhans cell histiocytosis
Lymphocytoma cutis
Lymphomatoid papulosis
Mastocytosis
Morphoea
Non-Langerhans cell histiocytosis
Panniculitis
Pseudolymphoma
Relapsing polychondritis
Reticulohistiocytosis
Sweet disease
Systemic sclerosis
Granulomas

Atypical mycobacterial infection
Granuloma faciale
Granuloma annulare
Cutaneous tuberculosis
Leprosy
Pyogenic granuloma
Sarcoidosis
Sclerema neonatorum
Subcutaneous fat necrosis of the newborn

Miscellaneous

Malignant histiocytoses

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.