It notably spares the nasolabial folds (the lines running from the corners of the nose to the mouth), which helps doctors distinguish it from rosacea.
Chilblain (pernio-like) lesions and vasculitic changes
The most famous visual marker of lupus falls under this category.
If discoid lesions form on the scalp, they can cause permanent hair loss by destroying the hair follicles. Subacute Cutaneous Lupus (SCLE)
(the lines from the nose to the corners of the mouth), which helps experts at Hospital for Special Surgery (HSS) distinguish it from rosacea.
Interpreting photos across different skin tones
Hydroquinone (bleaching cream) on a lupus rash—it can cause permanent ochronosis (blue-black discoloration).