Hookworm infection and blood changes in the rural population of Dezful area in Khuzestan, South-West of Iran.

Hookworm infection and blood changes relationship in the 937 infected persons in 6 villages of Dezful area in Khuzestan, South West of Iran, were studied. The most prevalent intestinal helminths in the area were Ascaris lumbricoides 21%, Ancylostoma duodenale 35%, Trichostrongylus spp. 17% and Hymenolepis nana 17%. Only 2% of the hookworm infected persons showed high intensity of infection which accompanied with rather low haemoglobin level of 9.4 g/100. The eosinophil level was 12-d16.5%. The results of this study indicates that the anaemia produced by hookworm infection in Khuzestan is not significant.