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Amoebiasis, or amoebic dysentery, is an infection of the intestines caused by a parasitic amoeba Entamoeba histolytica. [3] [4] Amoebiasis can be present with no, mild, or severe symptoms. [2] Symptoms may include lethargy, loss of weight, colonic ulcerations, abdominal pain, diarrhea, or bloody diarrhea.
The amoeba can 'bore' into the intestinal wall, causing lesions and intestinal symptoms, and it may reach the bloodstream or peritoneal cavity. [8] From there, it can reach vital organs of the human body, usually the liver, but sometimes the lungs, brain, and spleen. [ 9 ]
Role of neutrophils in rodent amebic liver abscess [4]. Due to the difficulty of exploring host and amebic factors involved in the pathogenesis of amebic liver abscess in humans, most studies have been conducted with animal models (e.g., mice, gerbils, and hamsters).
The amoeba causes a life-threatening infection called primary amebic ... nausea, and vomiting, PAM is known to progress rapidly. Later symptoms may include stiff neck, confusion, loss of balance ...
The cause of dysentery is usually the bacteria from genus Shigella, in which case it is known as shigellosis, or the amoeba Entamoeba histolytica; then it is called amoebiasis. [1] Other causes may include certain chemicals, other bacteria, other protozoa, or parasitic worms. [2] It may spread between people. [4]
Naegleriasis, also known as primary amoebic meningoencephalitis (PAM), is an almost invariably fatal infection of the brain by the free-living unicellular eukaryote Naegleria fowleri.
Amoebic brain abscess is an affliction caused by the anaerobic parasitic protist Entamoeba histolytica.It is extremely rare; the first case being reported in 1849. [2] Brain abscesses resulting from Entamoeba histolytica are difficult to diagnose and very few case reports suggest complete recovery even after the administration of appropriate treatment regimen.
This amoeba can be found naturally all over the environment — in lakes, rivers, seawater and soil. It can cause diseases of the skin and sinuses, and can infect the brain, where it can cause a ...