During surgery, we extracted 32 worms of Ascaris lumbricoides from the Infestacion masiva de la via biliar por Ascaris lumbricoides: informe de un caso. Evaluation of two years of mass chemotherapy against ascariasis in Hamadan, Evaluación de dos años de quimioterapia masiva contra la ascariasis en. Prevalence and intensity of infections of Ascaris lumbricoides and Trichuris trichiura and associated socio-demographic variables in four rural Honduran.

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A single dose of mg albendazole was given to every person except children under 2 years of age and pregnant women. Poor personal hygiene and environmental sanitation, which can occur as a consequence of indiscriminate defecation by young children and the use of human excreta as fertilizer on farms and vegetable gardens, may result in infection Quasi-experimental design performed in La Virgen, Cundinamarca Colombia. However, excessively frequent drug administration should be avoided, masva the high cost per individual and the very substantial manpower requirement for mass campaigns need to be taken into consideration.

Albendazole as a future antigiardial agent. In this region, especially in the Hamadan city area, people use all available open spaces for private vegetable gardens, and raw sewage is used for irrigation and sometimes as fertilizer.

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Primary care workers have a basic role in ascariasis control because of their close links with communities. Geohelminthiasis is an infection which is prevalent in developing countries, and primarily affects asxaris. This is especially true in communities where other interventions, e.

To evaluate the mass treatment of ascariasis in rural areas of Hamadan Province, Islamic Republic of Iran. Services on Demand Article. The programme was evaluated in Decemberby which time eight treatments had been administered.


The proportion of all positive individuals excreting only unfertilized A.

The treatment of individuals with intestinal parasitic diseases can be expected to have only a limited effect on their transmission in the community as a whole. We found that the prevalence of Ascaris spp. The entire school population participated in the health education strategy, in conjunction with biannual treatments with albendazole, between late and the middle of The mean, mode and median egg counts in different localities are indicated in Table 4.

Pireh of the Ministry of Health and Medical Education of the Islamic Republic of Iran for constructive comments on the evaluation of the programme and for helping to design the study. The suggestion has been made that infections of soil-borne helminthic parasites might be controlled by intensively repeating the administration of highly effective drugs 56.

Comparative prevalence of Ascaris lumbricoidesTrichuris trichiura and hookworm infections and the prospects for combined control.

Journal of Parasitology ; There is an efficient and comprehensive network of health centres maasiva the rural areas of the Islamic Republic of Iran. Unpublished document in Persian. Requests for anthelmintics, especially mebendazole, the main such drug on the local market, diminished dramatically after the implementation of the mass treatment programme.

Implementation and evaluation of a combined strategy using health education and massive chemotherapy to control geohelminthiasis in a rural zone in Colombia.

We thank Dr Y. The most effective approach has involved universal treatment at intervals of two months. Such conditions provide a favourable environment for the development of A. Nevertheless, it is desirable to make a careful study of the epidemiology of soil-transmitted helminths before undertaking large-scale control activities, especially with regard to periodic treatment schedules The existence of a source of A.


Morbidity and mortality due to ascariasis: Prevalences of geohelminthes at baseline were: Control strategies that combine massive chemotherapy with health education can produce significant reductions in this infection that are sustainable over time.

Ministry of Health and Medical Education; How to cite this article. The first treatment was given in November and further treatments were given at intervals of three months for two years. Children who spontaneously eliminate worms by vomiting are not rare, even among inhabitants of urban areas. Their initiatives, educational work and efforts to improve community sanitation and hygiene contribute significantly to the effectiveness of control activities Evaluating measures to control intestinal parasitic infections.

OPS/OMS | Geohelmintiasis: Más información

This played a key role in the success of the programme, and district health officers were focal points for the community-oriented project. Mass treatment against Ascaris spp. Parasitology Today ; No side-effects of mass treatment were observed.

The efficacy of control is clearly influenced by the drug used, its dosage rate, the intervals between successive doses, and the number of times the dose is repeated. Discussion Evaluation of programmes during their execution is essential in order to determine whether satisfactory progress is being made and whether any adjustments are required 13 ,