What is the definition or description of: subacute cutaneous lupus?

Subacute cutaneous lupus: This is an autoimmune disease which is exacerbated by sun exposure. It includes a rash on sun exposed areas such as the face, chest, and arms. It may be seen in Inc. his and in adults. It is often associated with abnormal immunology studies such as an SSA and SSB autoantibodies. The treatment differs versus on the severity of the skin lesions and includes both topical and oral medications.