The Bellevue-Stratford Hotel in July 1976, when it hosted a statewide convention of the American Legion. Soon after, a pneumonia-like disease killed 29 people and sickened 182 more who had been in the hotel. The vast majority were members of the convention. The negative publicity associated with what became known as "Legionnaires' Disease" caused occupancy at the Bellevue-Stratford to plummet to 4 percent and the hotel finally closed on November 18, 1976. In 1977, Dr. Joseph McDade discovered a new bacterium, which was identified as the causative organism. It thrives in hot, damp places like the water of the cooling towers for the
Classification of pneumonia now the most commonly used classification scheme, attempts to identify a person's risk factors when he or she first comes to medical attention. The advantage of this classification scheme over previous systems is that it can help guide the selection of appropriate initial treatments even before the microbiologic cause of the pneumonia is known. There are two broad categories of pneumonia in this scheme: community-acquired pneumonia and hospital-acquired pneumonia. A recently introduced type of healthcare-associated pneumonia (in patients living outside the hospital who have recently been in close contact with the health care system) lies between these two categories. Classification