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Key Points. Amebiasis is infection with Entamoeba histolytica. It is acquired by fecal-oral transmission. Infection is commonly asymptomatic, but symptoms ranging from mild diarrhea to severe dysentery may occur. Extraintestinal infections include liver abscesses. Diagnosis is by identifying E. histolytica.
Treatment. There are a number of effective medications. Several antibiotics are available to treat Entamoeba histolytica. The infected individual will be treated with only one antibiotic if the E. histolytica infection has not made the person sick, and will most likely be prescribed two antibiotics if the person has been feeling sick.
Amebiasis is a disease caused by the parasite Entamoeba histolytica. It can affect anyone, although it is more common in people who live in tropical areas with poor sanitary conditions. Diagnosis can be difficult because other parasites can look very similar to E. histolytica when seen under a microscope.
Mar 6, 2024 · Extraintestinal amebiasis is usually caused by the protozoan Entamoeba histolytica. Most infections are asymptomatic; clinical manifestations include amebic dysentery and extraintestinal disease. Extraintestinal manifestations include amebic liver abscess and other more rare manifestations such as pulmonary, cardiac, and brain involvement [ 1 ].
Several protozoan species in the genus Entamoeba colonize humans, but not all of them are associated with disease. Entamoeba histolytica is well recognized as a pathogenic ameba, associated with intestinal and extraintestinal infections.
Treatment |. Select Medical Literature. Amebiasis is an infection of the large intestine and sometimes the liver and other organs that is caused by the single-celled protozoan parasite Entamoeba histolytica, an ameba. The amebas may be spread from person to person or through food or water.
Jul 16, 2021 · The recommended first-line treatment includes three daily doses of 750 mg of metronidazole for 5 (or 7)–10 days or three daily doses of 800 mg of tinidazole for 5 days [ 25, 27 ]. Oral administration is usually sufficient even in invasive infections as the bioavailability of metronidazole is approximately 80%.
