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
Quảng Ngãi skin disease outbreak heavy metals in the soil or toxic mould on rice have been considered the most likely causes so far. Another outbreak of the same disease in the Quảng Ngãi area was reported in March 2013. Quảng Ngãi skin disease outbreak , multiple press sources reported an outbreak of an unidentified skin disease in the Ba Tơ District of Quảng Ngãi Province, Vietnam. The disease is reported to begin as a skin rash, and in numerous cases appears to have led to the death of the sufferers through organ failure. , the disease was reported to have affected 170 people, and