An illness caused by the protozoan Cryptosporidium parvum and characterized by diarrhea, abdominal cramps, loss of appetite, low-grade fever, nausea, and vomiting. Infected persons may be asymptomatic. The disease can be prolonged and life-threatening in severely immunocompromised persons.
Laboratory-confirmed cryptosporidiosis shall be defined as the detection—in symptomatic or asymptomatic persons—of Cryptosporidium
Confirmed, symptomatic: a laboratory-confirmed case associated with one of the symptoms described above Confirmed, asymptomatic: a laboratory-confirmed case associated with none of the above symptoms