Specific features of acute cutaneous LE may include: Malar eruption or ‘butterfly rash ’ ( erythema and oedema of cheeks, sparing nasolabial folds) lasting hours to days Erythematous
[dermnetnz.org]
[…] keratoconjunctivitis sicca, retinopathy), gastrointestinal (oral ulceration, abdominal pain), cardiac (atherosclerosis, chest pain), pulmonary (serositis, pleurisy), musculoskeletal (arthralgia
[orpha.net]
Antimalarials, e.g., hydroxychloroquine, can use to treat arthralgia and skin disease.
[ncbi.nlm.nih.gov]