Dr.Hossam Abdalla All what you want to know about hospital acquired pneumonia HAP Instagram Epidemiology, Treatment, and Prevention of Nosocomial Bacterial Pneumonia VAP #HAP #pneumonia The diagnosis of VAP is difficult as clinical signs suggestive of pneumonia, such as fever, tachycardia, and leukocytosis, are nonspecific in critically ill patients. Moreover, particularly in Review of Hospital Acquired, Ventilator Associated, and Health CareAssociated Pneumonia in Immunocompetent Adults