 tattoos, or high risk sexual behavior. She did report a distant history of pulmonary embolism in 1997 with recurrent venous thromboembolism in 1999 for which an IVC filter had been placed in Germany . She had been living in the United States for years, and had had no recent travel. She denied any occupational exposures. Before the onset of her shortness of breath she had been very active and had exercised regularly.