Medically reviewed by Jurairat J. Molina, MD A circular rash is commonly caused by a fungal infection called ringworm.

The patient is a 45-year-old Caucasian male with a 5-year history of systemic lupus erythematosus ... and head. The rash produces a constant mild generalized sunburn sensation and is more severe ...

discoid lupus, and the photosensitive nature of the malar or butterfly rash. The word ‘lupus’ (Latin for ‘wolf’) is attributed to the thirteenth century physician Rogerius who used it to describe ...