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Global Health: NTDs (Neglected Tropical Diseases)

Global health

NTDs

Disease # of Cases Worldwide Area of Prevalence
A. Lumbricoides

Ascariasis (roundworm)

CDC 

MedlinePlus 

>807 Million

>60,000 die from the disease annually

Asia, Sub-Saharan Africa, Middle East, Americas

Buruli Ulcer

 CDC  

WHO 

> 55,000 cases reported between 2002 and 2015 from 17 countries Tropics: primarily West Africa and Australia

Chagas' Disease (American Trypanosomiasis)

CDC 

WHO 

MedlinePlus 

8-9 Million

>10,000 die annually from clinical manifestations

Americas

Dengue Fever

CDC 

WHO 

MedlinePlus

100 million annual cases South America, Africa, Puerto Rico

Dracunculiasis (Guinea Worm Disease)

CDC 

WHO 

22 cases in 2015, down from 3.5 million annually in the mid 1980s Africa, Middle East, India

Hookworm

CDC

Global Network 

MedlinePlus 

>576 Million Asia, Africa, Americas

Leishmaniasis

CDC 

WHO 

MedlinePlus 

12 Million Indian Subcontinent, Americas, Middle East

Leprosy

CDC

WHO 

259,000 New Cases Annually Central and Southern Africa, India, Brazil, Nepal

Leptospirosis

WHO   

CDC   

Leptospirosis Information Center 

Unknown

Americas

Lymphatic Filariasis

CDC 

WHO 

120 Million India, Sub-Saharan Africa

Onchocerciasis (River Blindness)

CDC

 WHO  

Sightsavers 

37 Million Africa

Rabies

CDC

WHO 

MedlinePlus

50,000 Deaths per year India, Asia, Africa

Schistosomiasis

CDC

WHO 

>200 Million Asia, Sub-Saharan Africa, Middle East, Americas

Sleeping Sickness (African Trypanosomiasis)

CDC 

WHO 

300,000 - 500,000 Africa

Trachoma

CDC  

WHO 

Global Network  

84 Million Africa, Central Asia, Middle East, India, Southeast Asia

Trichuriasis (Whipworm Infection)

CDC

Global Network 

604 Million Asia, Sub-Saharan Africa, Middle East, Americas

CDC = Centers for Disease Control and Prevention

WHO = World Health Organization

 

Photos courtesy of the CDC, primarily DPDxMedlinePlus and The Leptospirosis Information Center 

Special thanks to Gisela Butera and the Himmelfarb Health Sciences Library for their LibGuide on Neglected Infections Diseases. 


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