منابع مشابه
False-negative Dengue Cases
Dear Editor, we would like to discuss on the recent publication on false-negative dengue cases. ACOSTA et al. reported that “Health care providers should therefore be aware of samples tested negative by NS1 antigen assays, especially when clinical symptoms and other laboratory data results show evidence of dengue infection”. In fact, the problem of false-negative in dengue diagnosis is an impor...
متن کاملEffect of false-positive screening mammograms on rescreening in Western Australia.
OBJECTIVES To quantify the effect of previous false-positive mammogram results on rescreening rates in a population of women participating in the BreastScreen WA (BSWA) program. DESIGN AND PARTICIPANTS Retrospective cohort study of women aged 50-69 years who received free screening mammograms at BSWA between 1 January 1995 and 31 December 2007. MAIN OUTCOME MEASURES Percentages of women att...
متن کاملFalse Negative Fecal Occult Blood Test: Prozone Effect
Dear editor, the fecal occult blood test is the presently widely used screening laboratory test for colorectal cancer. At present, the test is usually based on an immunological diagnostic principle (1, 2). A false positive fecal occult blood is common and widely mentioned in literature. Nevertheless, the false negative is little mentioned in the paper. Here, the authors discuss the issue of the...
متن کاملEvaluation of inadequate, indeterminate, false-negative and false-positive cases in cytological examination for breast cancer according to histological type
BACKGROUND We previously investigated the current status of breast cytology cancer screening at seven institutes in our area of southern Fukuoka Prefecture, and found some differences in diagnostic accuracy among the institutions. In the present study, we evaluated the cases involved and noted possible reasons for their original cytological classification as inadequate, indeterminate, false-neg...
متن کاملCT colonography: false-negative interpretations.
PURPOSE To retrospectively evaluate if false-negative interpretations at computed tomographic (CT) colonography are due to observer error. MATERIALS AND METHODS This study was HIPAA compliant and had institutional review board approval, with waiver of informed consent. An initial unblinded review of CT colonographic image data was used to generate reconciliation reports for all false-negative...
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ژورنال
عنوان ژورنال: The Journal of the Japanese Society of Clinical Cytology
سال: 1997
ISSN: 1882-7233,0387-1193
DOI: 10.5795/jjscc.36.136