<unk>  is a rare X-linked disorder described by Siemens in 1926, a disease that begins in infancy with<unk>  pilaris localized on the face, then evolves to more diffuse involvement. An association with SAT1 has been suggested.
Keratosis follicularis spinulosa decalvans
Ichthyosis bullosa of Siemens
Keratoderma blennorrhagicum
Granuloma faciale
Poikiloderma of Civatte
Lichen scrofulosorum
Alopecia mucinosa
Papuloerythroderma of Ofuji