Diagnosis: Systemic lupus erythematosus
Description: Red butterfly rash.
Morphology: Red,nonscaly
Site: Face
Sex: M
Age: 26
Type: Clinical
Submitted By: Nameer Al-Sudany
Differential DiagnosisHistory:
Erythematous butterfly rash associated with bilateral knee joint pain and photosensitivity of one month duration. ANA and dsDNA-antibody were positive.