Comparison of the thick smear and Kato-Katz techniques for diagnosis of intestinal helminth infections

Abstract

This study compared the efficiency of Kato-Katz thick smear and thick smear techniques for the diagnosis of intestinal helminths. The sensitivity of the thick smear technique was higher than that of the Kato-Katz method for the diagnosis of all helminths except Schistosoma mansoni.

Keywords

• Kato-Katz
• Direct examination
• Sensitivity
• Specificity
• Prevalence