The Seven Most Common NTDs

Ascariasis, also known as roundworm, is an intestinal infection caused by the parasitic worm Ascaris lumbricoides, and is part of a family of parasites known as the soil-transmitted helminths

Hookworm is an intestinal parasite most commonly found in tropical and subtropical climates worldwide, particularly in Africa and Latin America.

Lymphatic Filariasis, also known as elephantiasis, affects more than 120 million people in 80 countries worldwide, and is an extremely painful, debilitating and disfiguring disease.

Onchocerciasis, also known as river blindness, infects 37 million people living near the rivers and fast-moving streams of sub-Saharan Africa.

Schistosomiasis, also known as bilharzia or “snail fever”, is a parasitic disease carried by fresh water snails infected with one of the five varieties of the parasite Schistosoma.

Trachoma is an infectious disease of the eye caused by the bacterium Chlamydia trachomatis, and is the world’s leading cause of preventable blindness.

Trichuriasis is an infection of the large intestine caused by the human whipworm (Trichuris trichiura).