Balantidium coli, the sole ciliated protozoan known to infect humans, is predominantly a parasite of swine but also affects a range of domestic and wild animals including camels, cattle and non ...

Balantidium coli is passed infrequently and is quickly eliminated once outside the colon. In certain cases, Lugol's iodine is used for staining. Tetracyclines, metronidazole, and iodoquinol are ...