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Human schistosomiasis

Colley, Daniel G, Bustinduy, Amaya L., Secor, W Evan and King, Charles H (2014) 'Human schistosomiasis'. Lancet, Vol 383, Issue 9936, pp. 2253-2264.

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Abstract

Human schistosomiasis—or bilharzia—is a parasitic disease caused by trematode flukes of the genus Schistosoma. By conservative estimates, at least 230 million people worldwide are infected with Schistosoma spp. Adult schistosome worms colonise human blood vessels for years, successfully evading the immune system while excreting hundreds to thousands of eggs daily, which must either leave the body in excreta or become trapped in nearby tissues. Trapped eggs induce a distinct immune-mediated granulomatous response that causes local and systemic pathological effects ranging from anaemia, growth stunting, impaired cognition, and decreased physical fitness, to organ-specific effects such as severe hepatosplenism, periportal fibrosis with portal hypertension, and urogenital inflammation and scarring. At present, preventive public health measures in endemic regions consist of treatment once every 1 or 2 years with the isoquinolinone drug, praziquantel, to suppress morbidity. In some locations, elimination of transmission is now the goal; however, more sensitive diagnostics are needed in both the field and clinics, and integrated environmental and health-care management will be needed to ensure elimination.

Item Type: Article
Subjects: QX Parasitology > Helminths. Annelida > QX 355 Schistosoma
WA Public Health > Preventive Medicine > WA 110 Prevention and control of communicable diseases. Transmission of infectious diseases
WC Communicable Diseases > Tropical and Parasitic Diseases > WC 810 Schistosomiasis
Faculty: Department: Biological Sciences > Department of Tropical Disease Biology
Digital Object Identifer (DOI): https://doi.org/10.1016/S0140-6736(13)61949-2
Depositing User: Lynn Roberts-Maloney
Date Deposited: 10 Jun 2015 09:44
Last Modified: 06 Feb 2018 13:10
URI: https://archive.lstmed.ac.uk/id/eprint/5203

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