Is facial butterfly erythema lupus erythematosus?

Facial butterfly erythema is a rash specific to lupus erythematosus. When the patient presents with this typical rash, lupus is considered more likely, but it is still necessary for the patient to visit the hospital and complete the relevant antibody test to help diagnose it. Because some other diseases may also present with similar rashes, this is not the only condition for diagnosing lupus, and the patient may need other auxiliary tests to help diagnose it. Lupus Erythematosis is an autoimmune disease characterized by multiple systemic involvement and multiple autoantibodies in serum, among which skin involvement is more common, the most typical rash is butterfly erythema, others can also show vasculitis-like rash on forehead, cheeks, eyelids and other parts, patients can also be accompanied by mouth ulcers, alopecia, joint pain or organ involvement, general test anti-nuclear antibody positive, anti-double stranded DNA antibody and anti-sm antibody are its specific antibodies.