| dientamoeba | <protozoa> A genus of minute protozoa that are characterised by the preponderance of binucleate over uninucleate forms, the presence of several distinct granules in the karyosome, and the lack of a cystic stage. It is parasitic in the large intestine of humans and certain monkeys. (21 Jun 2000) |
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| dientamoeba diarrhoea | <gastroenterology> Diarrhoea thought to be due to infection with the flagellate, Dientamoeba fragilis. (05 Mar 2000) |
| Dientamoeba fragilis | <zoology> A species of small amoeba-like flagellates, formerly considered a true amoeba, now recognised as an amebo-flagellate related to Trichomonas. They are parasitic in the large intestine of humans and certain monkeys, and although usually nonpathogenic, they are believed to be capable causing low-grade inflammation with mucous diarrhoea and gastrointestinal disturbance in humans. See: Histomonas meleagridis. (05 Mar 2000) |