Kato-Katz
Accuracy of the Kato Katz method and formalin ether concentration technique for the diagnosis of Clonorchis sinensis, and implication for assessing drug efficacy
... The Kato-Katz method is more reliable than FECT for the diagnosis of C. sinensis and for evaluating drug efficacy (as determined by CR) against this liver fluke infection, particularly when multiple thick ...
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Assessing stool quantities generated by three specific Kato-Katz thick smear templates employed in different settings
... The Kato-Katz technique is recommended for the diagnosis of helminth infections in epidemiological surveys, drug efficacy studies and monitoring of control ...three Kato-Katz templates ...
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Comparative cost assessment of the Kato Katz and FLOTAC techniques for soil transmitted helminth diagnosis in epidemiological surveys
... the Kato-Katz and FLOTAC method from our study are not readily trans- ferable to other epidemiological settings where addi- tional costs might occur, or costs might be saved, we believe that they give a ...
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Mini FLOTAC, Kato Katz and McMaster: three methods, one goal; highlights from north Argentina
... and H. nana. This is the first study that reports the de- tection of H. nana with the Mini-FLOTAC and was shown to be a sensitive method for this particular para- site. Mini-FLOTAC also counted more eggs than ...
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Quality control in the diagnosis of Trichuris trichiura and Ascaris lumbricoides using the Kato Katz technique: experience from three randomised controlled trials
... of Kato-Katz thick smears which would have re- quired a third re-reading according to the two different guidelines and which were therefore judged as discord- ant ...agreeing Kato-Katz thick ...
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Economic considerations for moving beyond the Kato Katz technique for diagnosing intestinal parasites as we move towards elimination
... of Kato-Katz-based surveys for STH and ...context, Kato-Katz-based surveys would be very expensive (due to the time it would take to collect stool samples from the community, and the level of ...
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Sensitivity and Specificity of Multiple Kato-Katz Thick Smears and a Circulating Cathodic Antigen Test for Schistosoma mansoni Diagnosis Pre- and Post-repeated-Praziquantel Treatment
... two Kato-Katzs and may have overestimated annual reductions ...of Kato-Katzs for accurate diagnosis as the number of previous praziquantel treatments increases is not unexpected considering the small amount ...
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Comparison of individual and pooled stool samples for the assessment of intensity of Schistosoma mansoni and soil transmitted helminth infections using the Kato Katz technique
... Background: Our group has recently provided a proof-of-principle for the examination of pooled stool samples using McMaster technique as a strategy for the rapid assessment of intensity of soil-transmitted helminth ...
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Mini FLOTAC and Kato Katz: helminth eggs watching on the shore of lake Victoria
... [15]. Kato-Katz has been the recommended method for a long time, but lately studies on comparison among techniques have proved that it is not the most sensitive and accurate method for eggs counts [16,17], ...
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Improving diagnostic performance of the Kato Katz method for Clonorchis sinensis infection through multiple samples
... There are some limitations in this study. First, a chal- lenge exists in distinguishing C. sinensis eggs from minute intestinal flukes by the Kato-Katz method [1]. Although clonorchiasis is believed to be ...
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Sources of variability in the measurement of Ascaris lumbricoides infection intensity by Kato Katz and qPCR
... Hence, compared with qPCR, a similar proportion of variability in intensity measurements by KK is explained by individual differences in infection, rather than technical variables such a[r] ...
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A cross sectional study on schistosomiasis and soil transmitted helminths in Mbita district, western Kenya using different copromicroscopic techniques
... The Kato-Katz technique, despite its known limi- tations, is routinely used and remains the standard diagnos- tic technique for ...schistosomiasis. Kato-Katz faces several challenges, among ...
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Comparison of novel and standard diagnostic tools for the detection of Schistosoma mekongi infection in Lao People’s Democratic Republic and Cambodia
... volume used for testing [25]. The UCP-LF CAA test pro- vides an assay applicable for all known Schistosoma species (including veterinarian ones) and is assumed to allow detec- tion down to the level of a single worm pair ...
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A new rapid diagnostic test for detection of anti Schistosoma mansoni and anti Schistosoma haematobium antibodies
... The SmCTF-RDT meets the ASSURED criteria for diag- nostic tests [39] and could be a useful tool for estimating the prevalence of schistosome infections prior to interven- tion. Here, the test performed well for the ...
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Epidemiological study on Schistosoma mansoni infection in Sanja area, Amhara region, Ethiopia
... own. Kato-Katz and Sodium acetate-acetic acid-formalin (SAF) solution concentration methods were used to process the stool specimen for microscopic ...single Kato-Katz slide was prepared from ...
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Soil transmitted helminth infections and physical fitness in school aged Bulang children in southwest China: results from a cross sectional survey
... In terms of number of 20-m laps successfully com- pleted by the participants, both boys and girls infected with A. lumbricoides and T. trichiura achieved less laps than their non-infected counterparts (Table 4). This ...
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Evaluation of circulating cathodic antigen (CCA) urine-tests for diagnosis of Schistosoma mansoni infection in Cameroon.
... for Kato-Katz, day-to-day fluctuations of CCA results were observed in few children all three ...positive Kato-Katz for all stools collected on the three consecutive days, 6 were negative for ...
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Determining post treatment surveillance criteria for predicting the elimination of Schistosoma mansoni transmission
... We determined the prevalence threshold that needs to be reached to distinguish between achievement of elimi- nation or bounce-back by calculating positive/negative predictive values (PPV/NPV). The PPV is the proportion ...
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Understanding the relationship between egg and antigen based diagnostics of Schistosoma mansoni infection pre and post treatment in Uganda
... The main diagnostic tool currently used to evaluate Schistosoma mansoni prevalence and intensity of infection is the Kato-Katz thick smear technique (KK) [6], which measures the number of parasite eggs in ...
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The ratio of the seroprevalence to the egg positive prevalence of Schistosoma japonicum in China: a meta analysis
... the Kato-Katz thick smear technique (Kato-Katz or KK), are the earliest diagnosis used for identification of schistosomiasis and are still widely applied nowadays ...
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