Introduction Systemic lupus erythematosus (SLE), commonly known as lupus, is an autoimmune disease that can affect nearly every organ in the body, including the skin. Skin involvement is one of the most common manifestations of lupus, with approximately 70–80% of people with lupus experiencing some form of skin-related symptoms during their illness. Among these, the characteristic “butterfly rash” or malar rash is one of the most recognizable signs. This article explores the butterfly rash and other common cutaneous (skin) symptoms of lupus, explaining what they look like, why they occur, how they’re diagnosed, and how they can be managed. Understanding…