When a lupus rash is suspected, healthcare providers typically order laboratory testing, including an test, anti-dsDNA, anti-Smith, and complement levels. A skin biopsy may also be performed to look for characteristic histopathologic features, such as interface dermatitis with a disrupted dermo-epidermal junction.
Rosacea is the most common cause of a malar (butterfly-like) rash, affecting an estimated 16 million Americans. While both conditions cause facial redness, there are key differences: lupus skin rash pictures
: The most common form of chronic skin lupus, often leading to permanent skin changes. When a lupus rash is suspected, healthcare providers
: A symmetrical, flat, or slightly scaly rash over the cheeks and nose. Discoid Lesions When a lupus rash is suspected
Below are some pictures of lupus skin rashes:
Malar (Butterfly) Rash: Is It Lupus or Rosacea? - Healthline