A patient working at a pig farm complains about paroxysmal abdominal pain, liquid feces with admixtures of mucus and blood, headache, weakness, fever. Examination of large intestine revealed ulcers from 1 mm up to several cm large, feces contained oval unicellular organisms with cilia. What disease should be suspected?

Answer options

1. Toxoplasmosis
2. Lambliasis
3. Amebiasis
4. Balantidiasis
5. Trichomoniasis

Explanation

A patient working at a pig farm complains of paroxysmal abdominal pain, liquid feces with mucus and blood, headache, weakness, fever. Examination of large intestine revealed ulcers from 1 mm up to several cm in diameter, feces contained oval unicellular organisms with cilia. What disease can be suspected?Balantidium coli are oval unicellular organisms with cilia around them. It is acquired by humans via the feco-oral route from the normal host, the pig.