It generally appears red in people with lighter skin tones or dark brown ... infections like molluscum contagiosum and syphilis. You might develop a rash as a side effect of medications that ...

Typically, the first visible sign of syphilis is a small, painless sore (doctors call it a “chancre”) on the skin (you may develop ... Some may have a rash on the palms of their hands or ...

Syphilis-related rashes, however, are contagious ... In patients with darker skin tones, the skin may look dark brown rather ...

The classic features of secondary syphilis are skin rash (generalized, with prominence on the palms and soles), lymphadenopathy, and mucous membrane involvement with mucous patches or condylomata ...