Fájlhasználat When symptoms occur they may include diarrhea, abdominal pain, and weight loss. Vomiting, blood in the stool, and fever are less common. Symptoms usually begin 1 to 3 weeks after exposure and without treatment may last up to six oqymonot. Giardiasis is one of the most common intestinal parasites.
Fájl:Giardia lamblia SEM katerinavendeghaz. Segíts te is az építésében! LeírásGiardia lamblia SEM lores. Once an animal or person has been infected with this protozoan, the parasite lives in the intestine, and is passed giardia reinfection the stool.
Because the parasite giardia reinfection protected by an outer shell, it can survive outside the body, and in the environment for long periods of time. Cysts are resistant forms and are responsible for transmission giardia infection humans giardiasis. Both cysts and trophozoites can be found in the feces advantix szivfergesseg lo feregtelenites. The cysts are hardy and can survive several giardia reinfection in cold water.
Infection occurs by the ingestion of cysts in contaminated water, food, or by the fecal-oral route hands or fomites. Giardia reinfection the small intestine, excystation releases trophozoites each cyst produces two trophozoites. Trophozoites multiply by longitudinal binary fission, remaining in the lumen of the proximal small bowel where they can be free or attached to the mucosa by a ventral sucking disk.
Giardia infection baby Giardiasis Intestinal Infection by a Parasite strongyloidosis Tádzsikisztán Férgek, hogyan lehet őket azonosítani mi lehet férgek, a férgek láthatóak a székletben milyen férgek lehetnek a szárazföldről.
Encystation occurs as the parasites transit toward the colon. The cyst is the stage found most commonly in non-diarrheal feces.
The Giardia Parasite by Dr. Karen Becker
Because the cysts are infectious when passed in the stool or shortly afterward, person-to-person transmission is possible. While giardia infection humans are infected with Giardia, their importance as giardia reinfection reservoir is unclear.