Usually asymptomatic in immunocompetent individuals, but the symptoms of<unk>  include: * Intermittent diarrhea * Constipation * Vomiting * Abdominal pain * Anorexia * Weight loss * Headache * Colitis * Marked fluid loss The most common ones are intermittent diarrhea and constipation or inflammation of the colon combined with abdominal cramps and bloody stools.
Balantidiasis
Clonorchiasis
Taeniasis
Opisthorchiasis
Monorchism
Acanthocheilonemiasis
Ophiasis
Cyclosporiasis