Table 1: Skin diseases associated with CD (adapted from Humbert et al. [3]. Gluten intolerance and skin diseases. Eur J Dermatol 2006; 16 : 4-11).

Proved associationImprovement in skin disease by gluten free-diet or/and presence of serologic markers in several dataFortuitous association (sporadic cases reports)

Autoimmune diseasesDermatitis herpetiformisAlopecia areata
Cutaneous vasculitis
IgA linear dermatosis
Dermatomyositis Vitiligo
Lupus erythematosus
Lichen sclerosous

Allergic diseasesUrticaria
Atopic dermatitis
Prurigo nodularis

Inflammatory diseasesPsoriasisPalmoplantar pustolosis
Pytiriasis rubra pilaris
Erythroderma

Miscellaneous diseasesOral mucosa
Chronic ulcerative stomatitis
Necrolytic migratory erythema
Cutaneous amyloidosis
Annular erythema
Partial lipodystrophy
Generalized acquired cutis laxa
Ichthyosis
Transverse leukonychia