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- W1984043670 abstract "Le but de ce travail a été d’évaluer la valeur de l’examen extemporané en pathologie thyroïdienne, ses limites et les moyens d’améliorer sa sensibilité. Notre étude rétrospective a analysé les résultats de 409 examens extemporanés réalisés sur des pièces de résections thyroïdiennes sur une période de quatre ans et leurs corrélations avec l’examen histologique définitif. Dans notre série, la confrontation des résultats de l’examen extemporané à ceux de l’examen définitif nous a permis de trouver un taux de concordance de 96,6 % et un taux de discordance d’environ de 3,4 %. Les discordances correspondaient toujours à des faux-négatifs. Aucun faux-positif n’a été retrouvé. La spécificité de l’examen extemporané, tous types histologiques confondus, était de 100 % et sa sensibilité était de 68,2 %. La fiabilité de l’examen extemporané de la thyroïde est largement démontrée. La grande spécificité de cet examen témoigne de l’attitude des praticiens qui exigent une spécificité quasi-absolue tout en gardant une sensibilité satisfaisante. Cependant, l’apport de cet examen reste limité pour le diagnostic des microcarcinomes et des carcinomes d’architecture microvésiculaire. The purpose of this study was to assess the value of intraoperative frozen section diagnosis in thyroid surgery and determine its limitations. This retrospective study examined the results of 409 frozen sections of thyroid specimens analyzed over the 4-year period and their correlations with the final histological examination. In our series, frozen section diagnosis was concordant with subsequent histopathological examination in 96.6% of cases, discordant in 3.4%. All discordances were due to false-negative diagnoses. Non-false-positive result was found. The global specificity of frozen section analysis for all histological subtypes was 100% and its sensitivity was 68.2%. The frozen section evaluation of thyroid neoplasm is highly accurate and specific. A high degree of specificity with an acceptable sensitivity is requested. However, the frozen section examination has still some limits in the diagnosis of microfollicular lesions." @default.
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- W1984043670 date "2009-04-01" @default.
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- W1984043670 title "La valeur de l’examen extemporané dans la chirurgie des nodules thyroïdiens. À propos de 409 cas" @default.
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- W1984043670 doi "https://doi.org/10.1016/j.annpat.2009.01.002" @default.
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