May be pigmented early with later central depigmentation and atrophy. Alopecia and scarring are common. Many with discoid lupus have no other systemic involvement. Subacute cutaneous lupus. Skin lesions are symmetric, superficial, nonscarring, often annular, occurring on shoulders, upper arms, chest, back, and neck.
Photosensitivity is prominent, but the incidence of nephritis is low.
Include recurrent oral and vaginal ulcers. Often accompanied by pleural effusions. Rarely complicated by tamponade or restrictive pericarditis. Suggested by tachycardia, ST-T wave changes, and cardiomegaly. CPK-MB elevation may occur and can result in CHF or arrhythmias.