Necrotizing lung infection caused by the protozoan Balantidium coli.

  title={Necrotizing lung infection caused by the protozoan Balantidium coli.},
  author={Sat Sharma and Godfrey Harding},
  journal={The Canadian journal of infectious diseases = Journal canadien des maladies infectieuses},
  volume={14 3},
Balantidium coli, a ciliated protozoan, is well known to cause intestinal infection in humans. Extraintestinal spread to the peritoneal cavity and genitourinary tract has rarely been reported. There have also been a few cases of lung involvement from this parasite. A case of B coli causing a thick-walled right upper lobe cavity in an organic farmer who had contact with aerosolized pig manure is reported. Bronchoalveolar lavage fluid examined for ova and parasite revealed trophozoites of B coli… CONTINUE READING