These pustular skin lesions filled with pus were found in an AIDS patient suffering from reactive arthritis. Painful and uncomfortable in for the patient. These lesions are spread in scrotum and trunk region. What is this presentation called?

Source:  U.S. Department of Veteran Affairs Toby A. Maurer, MD, University of California San Francisco Timothy G. Berger, MD, University of California San Francisco * This case is from Docplexu Editorial Team for educative purpose only