A 27-year-old man presented to the dermatology clinic with an asymptomatic rash on his back, arms, and hands that had developed 1 week earlier. Pink-yellow papules were seen on examination. A blood sample was grossly lipemic.
Mingyuan Xu, M.D.
Yeqiang Liu, M.D., Ph.D.
Shanghai Skin Disease Hospital of Tongji University, Shanghai, China