<unk>  is a group of skin condition caused by fibroblasts producing abnormally large amounts of mucopolysaccharides, a disease for which there is no treatment.
Localized lichen myxedematosus
Discrete papular lichen myxedematosus
Localized granuloma annulare
Recurrent palmoplantar hidradenitis
Localized heat contact urticaria
Focal palmoplantar and gingival keratosis
Chronic vesiculobullous hand eczema
Generalized granuloma annulare