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Estimated prevalence of eye worm history in Africa: Map

Map, WHO/APOC. Click link below for downloadable map.

Resources and Tools

Confirmatory Mapping Survey Builder (English, French, and Portuguese versions)

The Confirmatory Mapping Survey Builder tool was designed to provide a more rigorous assessment of ongoing lymphatic filariasis transmission where initial mapping yielded inconclusive results.

SSBremapping_v1.6[1] (631.50 KB)

Resources and Tools

TAS-STH Survey Sample Builder Tool

The TAS-STH Survey Sample Builder tool was designed to help capture the impact of lymphatic filariasis programs on soil-transmitted helminthiasis and provide guidance on whether ongoing mass drug administration is needed to control the transmission of intestinal worms.

TAS_STH_SurveySampleBuilder_v1.51 (786.50 KB)

Resources and Tools

Coverage Survey Builder for Coverage Evaluations

The Survey Sample Builder for Coverage Evaluations is designed to help program managers perform NTD coverage surveys. NTD-SC has also developed a web tool to help program managers analyze the results.

Coverage Evaluation Guidelines Final Draft_DEC 2016_clean (1.00 MB)

Resources and Tools

Filariasis Test Strip (FTS) Bench Aid (English and French versions)

This bench aid (English and French versions shown below) provides detailed instruction on the proper use of the new Filariasis Test Strip used for the detection of Wuchereria bancrofti antigen. 

WHO Guide

Modules on Training in monitoring and epidemiological assessment of mass drug administration for eliminating lymphatic filariasis

Modules are grouped for training purposes. Source: WHO.

Theory of transmission assessment surveys (TAS) Practical aspects of transmission assessment surveys WHO TAS Eligibility and Planning Form Additional resources for facilitators

Click on “Module 1: Background” below for example presentation.

Resources and Tools

Preventive Chemotherapy (PC) Data Portal

The Preventive Chemotherapy (PC) Data Portal provides access to data from the WHO’s PCT Databank for 4 key indicators (Population Requiring Preventive Chemotherapy (PCT), Population Receiving PCT, Coverage, and Comparative Performance) across the 5 PCT NTDs (Lymphatic Filariasis, Onchocerciasis, Schistosomiasis, Soil-Transmitted Helminths, and Trachoma).


River Blindness Life Cycle

River Blindness Life Cycle. Sources: WHO/ CDC; Map:The Carter Center.



Series “For As Long As It’s Needed” Video 4: Community Approach

Fourth in a series of five documentary videos exploring the history and impact of the Mectizan Donation Program.

Resources and Tools

Preventive Chemotherapy Databank

The PCT Databank presents historical data as reported to WHO. This tool is designed to empower users to leverage their familiarity with Excel and the simplicity of the Global Health Observatory (GHO) to rapidly construct summaries that can be shared as they are viewed.


Series “For As Long As It’s Needed” Video 5: Current Statistics

Fifth and final in a series of five documentary videos exploring the history and impact of the Mectizan Donation Program.


Measuring up to a billion treatments: Sightsavers and partners have reached a historic milestone in the fight against neglected tropical diseases

12 April 2018

Enjoy this article on the billionth treatment for river blindness and lymphatic filariasis provided by Sightsavers and partners.