[A 34-year old man with fever, joint pain and red spots].

A 34 year old man visits the emergency room with variable complaints, including persistent fever, non-itchy rash on arms and legs and painful and swollen joints. He and his male partner have recently tested negative for HIV, Lues and Chlamydia. In our hospital, the blood culture became positive for Neisseria gonorrhoeae.Conflict of interest and financial support: none declared.