Neglected tropical diseases (NTDs) are a group of preventable and treatable diseases that affect about 1.65 billion people around the world.
The World Health Organization recognises the twenty-one diseases below as neglected tropical diseases.
- Bilharzia (schistosomiasis)
 - Buruli ulcer
 - Chagas disease
 - Dengue and Chikungunya
 - Echinococcosis
 - Elephantiasis (lymphatic filariasis)
 - Foodborne trematodiases
 - Guinea worm disease
 - Intestinal worms (soil-transmitted helminths)
 - Leishmaniasis cutaneous and visceral
 - Leprosy
 - Mycetoma
 - Noma
 - Rabies
 - River blindness (onchocerciasis)
 - Scabies
 - Sleeping sickness
 - Snakebite envenoming
 - Taeniasis and cysticercosis
 - Trachoma
 - Yaws