Colgate Oral Health Network NEW: CAP, HAP, and VAP Resources Download the free charts and take the knowledge check quizzes in your Pyrls app or website today! Incriminated Gram negative bacteria in HAP and VAP. Download Scientific Diagram A 58 year old male presents to the ER with a 4 day history of high fever, a dry hacking cough, and severe shortness of breath. He also complains of profuse watery diarrhea and confusion. Hospital Acquired Pneumonia and Ventilator Associated Pneumonia: A Literature Review