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These symptoms negatively impact nutritional status, including decreased absorption of micronutrients, loss of appetite, weight loss, and intestinal blood loss that can often result in anemia. It may also cause physical and mental disabilities, delayed growth in children, and skin irritation around the anus and vulva. [2]
These may be followed by symptoms of abdominal swelling, abdominal pain, and diarrhea. [1] Children are most commonly affected, and in this age group the infection may also cause poor weight gain, malnutrition, and learning problems. [1] [2] [5] Infection occurs by ingesting food or drink contaminated with Ascaris eggs from feces. [2]
The parasite infects an amphibic snail [3] (Segmentina nitidella, Segmentina hemisphaerula, Hippeutis schmackerie, Gyraulus, Lymnaea, Pila, Planorbis (Indoplanorbis)) after being released by infected mammalian feces; metacercaria released from this intermediate host encyst on aquatic plants like water spinach, which are eaten raw by pigs and humans.
Dientamoebiasis is a medical condition caused by infection with Dientamoeba fragilis, a single-cell parasite that infects the lower gastrointestinal tract of humans. It is an important cause of traveler's diarrhea, chronic abdominal pain, chronic fatigue, [ citation needed ] and failure to thrive in children.
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How long do symptoms last? They peak at 24 to 48 hours but can last up to 72 hours, says Dr. Dibba. Norovirus tends to hit hard and then fade fairly quickly. Symptoms do ramp up in intensity, however.
Symptoms of fasciolopsiasis may vary from mild to severe, depending on the extent of the infection. Common symptoms include abdominal pain, diarrhea, nausea, vomiting, bloating and weight loss. In some cases, the infection may be asymptomatic and individuals may not show any signs of the disease.
The man, said to be from the Guangdong Province, went to the hospital complaining of stomach pains and x-rays showed tiny parasites crawling throughout every inch of his body. Apparently his ...
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