1976 Philadelphia Legionnaires' disease outbreak States Center for Disease Control and Prevention (CDC) in 2017 only use the term Legionnaires' disease to refer to the serious version with pneumonia. CDC investigators quickly discovered outbreaks of respiratory disease caused by "L. pneumophila" dating back to 1959. An outbreak of what was dubbed Pontiac fever occurred in a health department in Pontiac, Michigan in July 1967. No one died. Although caused by the same bacterium, Pontiac fever is a milder ailment than Legionnaires' disease. Pneumonia is absent in those with Pontiac fever. An outbreak of pneumonia in July–August, 1965, at St. Elizabeths Hospital in Washington, DC, which
2011 dengue outbreak in Pakistan 2011 dengue outbreak in Pakistan Dengue fever is an important infectious disease in Pakistan with increasingly frequent epidemics. Despite the efforts of the Government of Pakistan, especially in Punjab, the high cost of prevention has limited the ability of Pakistan to control epidemics. In Pakistan, in the summer of 2011, more than 300 people died of Dengue fever. The prevalence of the disease was over 14,000. The outbreaks occurred mostly in the Lahore area, Punjab, Pakistan. In November 2010, more than 21,204 people were diagnosed with dengue fever. Those infected were mainly from Punjab, Pakistan. Patients were admitted to dedicated