A Liberian Ebola patient was left in an open area of a Dallas emergency room for hours, and the nurses treating him worked for days without proper protective gear and faced constantly changing protocols, according... A Liberian Ebola patient was left in an open area of a Dallas emergency room for hours, and the nurses treating him worked for days without proper protective gear and faced constantly changing protocols, according to a... The Texas Department of State Health Services says that a second health care worker at a Dallas hospital who provided care for the first Ebola patient diagnosed in the U.S. has tested positive for the disease.