Presbyterian's emergency department failed to meet five national benchmarks of patient care, according to the hospital's most recent report to the federal government. Hospital spokesman Wendell Watson said: "Wait time is only one component of patient care and patient experience." Thomas Eric Duncan first arrived at the hospital Sept. 25 complaining of abdominal pain, a severe headache, dizziness and nausea. Two doctors who reviewed Duncan's medical files for The Associated Press noted several potential warnings that apparently went unnoticed, including somewhat abnormal blood and urine test results that could have raised questions, particularly about kidney function. State records show that none of Duncan's 20 doctors have ever been disciplined, investigated by the Texas Medical Board for malpractice, had restrictions placed on their licenses or been linked to any criminal history. Watson says Presbyterian is "determined to be an agent for change across the U.S.