Prevalence of Intestinal Protozoan Worms Infestation in Primary School going Children 0f 5-10 years of age, in District Bannu

Objective: The purpose of this study was to determine the prevalence of Worm protozoan infestation in primary school children Bannu City. Study design: Cross sectional study. Place Duration of study: The study was carried out in the Department of pathology, Bannu medical College Bannu Samad clinical laboratory, Bannu in one year duration from March 2010-March 2011. Materials and Methods: This cross sectional study deals with investigation of the prevalence of intestinal parasitic infestation in children between the ages 5-10 years. A total of 100 subjects were tested and screened for different intestinal worm at Department of Pathology, Bannu Medical College, Bannu. Results: Of the 100 children examined, 46 children showed no ova or cyst in their stool examination, while 54 tested positive for various intestinal parasites. Seven (07) different types ova of Worm protozoan were found. These were Ascris Lumbricoides, Pin worm, Hymenolepis nana, Taenia saginata, Entamoeba histolytica, Giardia Lamblia and Ankylostoma deudenal. So far the highest frequency of 15% was noted for Ascaris lumbricoides, 12% for pinworm 10% for Hymenolepis nana, followed by Taenia saginata, Entamoeba histilytica, Giradia lambellia Ankylostoma deudenale in the percentages of 7%, 7%, 2% 1% respectively. In our study population the more abundant was Ascaris while the least common was Giardia ankylostoma. The common clinical presentation of children’s, suffering from various intestinal parasites, of which the most common was recurrent abdominal pain discomfort in (37.04%), diarrhea in (12.96%), bloody diarrhea in (3.7%), Vomiting in (7.4%), urticaria in (3.7%), itching in (9.26%), anemia pale in (18.52%) and Cough in (7.41%) Children. Conclusions: A very high percentage (54%) of children from various areas of Bannu City have intestinal worm infestation and majority of them (28.77% of positive cases) have Ascaris lumbricoides. The main risk factors for high prevalence are poor sanitation, open field defecation, unclean stagnant water source and low economic standard.