Update: outbreak of acute febrile respiratory illness
among college students Acapulco, Mexico, March 2001.
The criteria include a person aged <18 years with altered mental status or personality change lasting >24 hours and occurring within 5 days of the onset of an acute febrile respiratory illness
, laboratory or rapid diagnostic test evidence of acute influenza virus infection associated with the respiratory illness, and diagnosis of the condition in the United States.
On March 30, CDC was notified by the Pennsylvania Department of Health of an acute febrile respiratory illness
characterized by fever, chills, dry cough, chest pain, and headache among college students who traveled to Acapulco during March 2001.
On September 10,1997, Health Canada notified CDC that on a cruise from New York City to Montreal (cruise ship A) during August 31-September 10, a total of 39 (2.7%) of 1445 passengers and three (0.5%) of 631 crew members presented to the ship's infirmary because of acute febrile respiratory illness
. All passengers disembarked in Montreal; nine (0.6%) were referred to area hospitals for respiratory complications.
On September 19, an outbreak of acute febrile respiratory illness
began among students at a university in Milwaukee.