<unk><unk>  has an unknown incidence, although it is two to three times more common than systemic<unk><unk> . The disease tends to affect young adults, and women are affected more than men in a 2:1 ratio.
Discoid lupus erythematosus
Chilblain lupus erythematosus
Tumid lupus erythematosus
Drug-induced lupus erythematosus
Lupus erythematosus
Lupus vulgaris
Scleroderma
Arthritis mutilans