Blastocystis Hominis

Blastocystis Hominis

Blastocystis homins is a type of microscopic organisms being ingested by humans in contaminated food and appears in stool. It can also be found in healthy people.


 Symptoms of this disease include:Blastocystis Hominis causes treatment

  • Watery diarrhea
  • Pain in abdomen
  • Nausea
  • Fatigue
  • Bloating
  • Flatulence
  • Reduced appetite

Blastocystis homins is single celled parasite that normally habitat in the gastrointestinal tract mostly without any symptoms. Sometimes it can invade the tract and cause gastrointestinal/digestive symptoms.


Diagnosis of this condition depends upon detailed medical history and complete general physical examination of patient. Other tests and investigations include the following:

  • Stool examination
  • Blood tests
  • Endoscopy

Treatment is done by:

  • If organisms is present without any symptoms no treatment is required and it’s usually self-limiting.
  • However if the condition is producing symptoms some medications can be prescribed like Antibiotics, such as metronidazole (Flagyl) or tinidazole (Tindamax), Anti-protozoal medications, such as paromomycin or nitazoxanide (Alinia).
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