Microsporidial Keratoconjunctivitis Outbreak among Athletes from Hong Kong Who Visited Singapore, 2012
Figure. . . Onset dates of 34 cases of microsporidial keratoconjunctivitis among rugby players from Hong Kong, People’s Republic of China, who were exposed to contaminated soil and mud during a tournament in Singapore, April 21–22, 2012. Three cases (onset May 4, 5, and 7) were diagnosed in players by positive PCR testing; all other cases were diagnosed by the presence of eye redness and 1 of the following ocular signs or symptoms since April 21: pain, discharge, swelling, or itchiness.