Case Presentation: 63-year-old female with medical history significant for idiopathic thrombocytopenia purpura (ITP), requiring splenectomy in 2013, pulmonary embolism requiring IVC filter placement due to ITP and asthma, presented with acute onset of shortness of breath. Patient had diffuse petechial rash on extremities. She was tachypneic, hypoxic and had rales on examination. Initial evaluation with [...]