This was followed in 3 days by an asymptomatic purpuric eruption on his ankles and lower extremities, which spread to the elbows and lumbosacral areas. The rash became confluent and palpable at ...

Palpable purpura is the most common primary lesion ... particularly in the lower legs and feet (Pullen, Cannon, & Rushing, 2004; Ravat, Evans, & Russell-Jones, 2002). The anticardiolipin antibody ...