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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
1994-3-25
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pubmed:abstractText |
Severity of urinary tract morbidity increases with intensity and duration of Schistosoma haematobium infection. We assessed the ability of yearly drug therapy to control infection intensity and reduce S. haematobium-associated disease in children 5-21 years old in an endemic area of Kenya. In year 1, therapy resulted in reduced prevalence (66% to 22%, P < 0.001) and intensity of S. haematobium infection (20 to 2 eggs/10 mL urine), with corresponding reductions in the prevalence of hematuria (52% to 19%, P < 0.001). There was not, however, a significant first-year effect on prevalence of urinary tract abnormalities detected by ultrasound. Repeat therapy in years 2 and 3 resulted in significant regression of hydronephrosis and bladder abnormalities (41% to 6% prevalence, P < 0.01), and further reductions in proteinuria. Repeat age-targeted therapy was associated with decreased prevalence of infection among young children (< 5 yr) entering into the targeted age group. Two years after discontinuation of therapy, intensity of S. haematobium infection and ultrasound abnormalities remained suppressed, but hematuria prevalence began to increase (to 33% in 1989). Reinstitution of annual therapy in 1989 and 1990 reversed this trend. We conclude that annual oral therapy provides an effective strategy for control of morbidity due to S. haematobium on a population basis, both through regression of disease in treated individuals, and prevention of infection in untreated subjects.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0074-0276
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
87 Suppl 4
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
203-10
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1343896-Adolescent,
pubmed-meshheading:1343896-Adult,
pubmed-meshheading:1343896-Age Factors,
pubmed-meshheading:1343896-Child,
pubmed-meshheading:1343896-Child, Preschool,
pubmed-meshheading:1343896-Hematuria,
pubmed-meshheading:1343896-Humans,
pubmed-meshheading:1343896-Hydronephrosis,
pubmed-meshheading:1343896-Incidence,
pubmed-meshheading:1343896-Kenya,
pubmed-meshheading:1343896-Praziquantel,
pubmed-meshheading:1343896-Prevalence,
pubmed-meshheading:1343896-Proteinuria,
pubmed-meshheading:1343896-Recurrence,
pubmed-meshheading:1343896-Schistosomiasis haematobia,
pubmed-meshheading:1343896-Trichlorfon,
pubmed-meshheading:1343896-Urinary Bladder
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pubmed:year |
1992
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pubmed:articleTitle |
Age-targeted chemotherapy for control of urinary schistosomiasis in endemic populations.
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pubmed:affiliation |
Division of Geographic Medicine, Case Western Reserve University School of Medicine, Cleveland, Ohio 44106-4983.
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pubmed:publicationType |
Journal Article,
Clinical Trial,
Randomized Controlled Trial,
Research Support, Non-U.S. Gov't
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