Some of the Neglected Tropical Diseases

Helminth/Intestinal Worm Infections
Hookworm / Onchocerciasis /Schistosomiasis

Protozoan Infections
Amebiasis /Chagas' disease /Leishmaniasis

Bacterial Infections
Buruli ulcer / Chlamydia / Leprosy/ Leptospirosis / Treponematoses

Viral Infections
Dengue / Japanese encephalitis

For details see the article, What Are Neglected Tropical Diseases?, from an e-journal of State Department dedicated to Lifesaving Vaccines