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Scabies (also sometimes known as the seven-year itch) is a contagious human skin infestation by the tiny (0.2–0.45 mm) mite Sarcoptes scabiei, variety hominis. The word is from Latin: scabere, lit. 'to scratch'. The most common symptoms are severe itchiness and a pimple -like rash. Occasionally, tiny burrows may appear on the skin. In a first-ever infection, the infected person usually ...
In January 2012 the WHO meeting at the Royal College of Physicians in London launched the most ambitious and largest coalition health project ever, known as London Declaration on Neglected Tropical Diseases which aims to end/control dracunculiasis by 2020, among other neglected tropical diseases. [14]
The organization is a major partner in the global effort to eliminate three neglected tropical diseases by 2025—blinding trachoma, river blindness, and lymphatic filariasis—which collectively threaten hundreds of millions of people each year with blindness, disfigurement, and death. [16]
The World Health Organization classified 20 major diseases as neglected tropical diseases (NTD), while finer classifications consider several additional conditions. [4] The diseases collectively had affected almost 2 billion people worldwide every year, causing about 200,000 deaths and almost 50 disability adjusted life years annually.
These goals are supported by the Global Partnership for Zero Leprosy (GPZL) and the London Declaration on Neglected Tropical Diseases. [145] However, a lack of understanding of the disease and its transmission, and the long incubation period of the M. leprae pathogen have so far prevented the formulation of a full-scale eradication strategy. [144]
The first World NTD Day was on January 30, 2020. [3] [1]January 30 is the anniversary of the landmark 2012 London Declaration on NTDs, which unified partners across sectors, countries and disease communities to push for greater investment and action on NTDs.
In January 2023 the Nigerian Ministry of Health submitted to the World Health Organization a request for noma to be added to WHO's list of neglected tropical diseases. This had been endorsed by 31 countries and was accompanied by a dossier of evidence demonstrating that Noma fit the criteria for inclusion. In December 2023 WHO conceded the request.
The differential diagnosis may include other mosquito-borne diseases, such as dengue or malaria, or other infections such as influenza. Chronic recurrent polyarthralgia occurs in at least 20% of chikungunya patients one year after infection, whereas such symptoms are uncommon in dengue.