Symptoms that have been associated with individuals with<unk>  in their stool include:
Watery diarrhea (may be acute or chronic)
Nausea
Anorexia
Fatigue
Abdominal cramping
Bloating
Flatulence
Urticaria
Generally patients are afebrile
Watery diarrhea (may be acute or chronic)
Nausea
Anorexia
Fatigue
Abdominal cramping
Bloating
Flatulence
Urticaria
Blastocystis species
Viral 
Cryptosporidium
Bacterial
Cyclospora
Campylobacter
Eikenella
Shigella