| [cyclospora cayetanensis presence in aquatic surroundings in hanoi (vietnam). environmental study (well water, lakes and rivers)]. | cyclospora cayetanensis is a pathogenic agent originating from the intertropical zone. it causes diarrhoeal diseases in local populations as well as in travellers visiting these zones. in the first part of this work, an epidemiological study on drinking water supply (reservoirs and consumers' taps) was conducted in hanoi over 12 months; samples were daily collected and have revealed the presence of cyclospora cayetanensis oocysts during the whole year in tanks and only during monsoon season. mol ... | 2003 | 14582286 |