Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis

Purpose. The aim of the study was to compare the risk of thyroid malignancy and efficacy of repeat FNA in patients with thyroid nodules diagnosed cytologically as benign lesion (BL) with features of chronic thyroiditis (BL-CT) and BL without CT features (BL-nCT). Methods. The analysis included 917 p...

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Main Authors: Dorota Słowińska-Klencka, Ewa Woźniak-Oseła, Bożena Popowicz, Stanisław Sporny, Mariusz Klencki
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:International Journal of Endocrinology
Online Access:http://dx.doi.org/10.1155/2014/967381
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author Dorota Słowińska-Klencka
Ewa Woźniak-Oseła
Bożena Popowicz
Stanisław Sporny
Mariusz Klencki
author_facet Dorota Słowińska-Klencka
Ewa Woźniak-Oseła
Bożena Popowicz
Stanisław Sporny
Mariusz Klencki
author_sort Dorota Słowińska-Klencka
collection DOAJ
description Purpose. The aim of the study was to compare the risk of thyroid malignancy and efficacy of repeat FNA in patients with thyroid nodules diagnosed cytologically as benign lesion (BL) with features of chronic thyroiditis (BL-CT) and BL without CT features (BL-nCT). Methods. The analysis included 917 patients with BL-CT and 7046 with BL-nCT in the first FNA. Repeat biopsy was carried out in 787 patients of BL-CT and 5147 of BL-nCT; 218 patients of BL-CT and 2462 of BL-nCT were operated; in 88 cases of BL-CT and 563 of BL-nCT both ways of follow-up were available. Results. Outcome of repeat cytology implied surgery more frequently in patients with BL-CT than with BL-nCT—3.2% versus 1.9%, P < 0.05. Incidence of cancer (including incidentalomas) was higher in patients with BL-CT operated after one benign cytology than in patients with two benign FNA outcomes: 10.8% versus 1.6%, P < 0.05. In patients with BL-nCT that difference was not significant: 3.2% versus 2.6%. Conclusions. Patients with thyroid nodules diagnosed as BL with CT features have higher risk of malignancy than patients with BL without CT features. Repeat biopsy significantly lowers percentage of FN results in patients with BL-CT in the first FNA.
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spelling doaj-art-9c0d5c8d74c94fd3a870eec5cf2c04f62025-02-03T01:28:49ZengWileyInternational Journal of Endocrinology1687-83371687-83452014-01-01201410.1155/2014/967381967381Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic ThyroiditisDorota Słowińska-Klencka0Ewa Woźniak-Oseła1Bożena Popowicz2Stanisław Sporny3Mariusz Klencki4Department of Morphometry of Endocrine Glands, Chair of Endocrinology, Medical University of Lodz, Sterlinga Street No 5, 91-425 Lodz, PolandDepartment of Morphometry of Endocrine Glands, Chair of Endocrinology, Medical University of Lodz, Sterlinga Street No 5, 91-425 Lodz, PolandDepartment of Morphometry of Endocrine Glands, Chair of Endocrinology, Medical University of Lodz, Sterlinga Street No 5, 91-425 Lodz, PolandDepartment of Dental Pathomorphology, Chair of Pathomorphology, Medical University of Lodz, Pomorska Street No. 251, 92-213 Lodz, PolandDepartment of Morphometry of Endocrine Glands, Chair of Endocrinology, Medical University of Lodz, Sterlinga Street No 5, 91-425 Lodz, PolandPurpose. The aim of the study was to compare the risk of thyroid malignancy and efficacy of repeat FNA in patients with thyroid nodules diagnosed cytologically as benign lesion (BL) with features of chronic thyroiditis (BL-CT) and BL without CT features (BL-nCT). Methods. The analysis included 917 patients with BL-CT and 7046 with BL-nCT in the first FNA. Repeat biopsy was carried out in 787 patients of BL-CT and 5147 of BL-nCT; 218 patients of BL-CT and 2462 of BL-nCT were operated; in 88 cases of BL-CT and 563 of BL-nCT both ways of follow-up were available. Results. Outcome of repeat cytology implied surgery more frequently in patients with BL-CT than with BL-nCT—3.2% versus 1.9%, P < 0.05. Incidence of cancer (including incidentalomas) was higher in patients with BL-CT operated after one benign cytology than in patients with two benign FNA outcomes: 10.8% versus 1.6%, P < 0.05. In patients with BL-nCT that difference was not significant: 3.2% versus 2.6%. Conclusions. Patients with thyroid nodules diagnosed as BL with CT features have higher risk of malignancy than patients with BL without CT features. Repeat biopsy significantly lowers percentage of FN results in patients with BL-CT in the first FNA.http://dx.doi.org/10.1155/2014/967381
spellingShingle Dorota Słowińska-Klencka
Ewa Woźniak-Oseła
Bożena Popowicz
Stanisław Sporny
Mariusz Klencki
Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis
International Journal of Endocrinology
title Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis
title_full Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis
title_fullStr Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis
title_full_unstemmed Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis
title_short Repeat FNA Significantly Lowers Number of False Negative Results in Patients with Benign Nodular Thyroid Disease and Features of Chronic Thyroiditis
title_sort repeat fna significantly lowers number of false negative results in patients with benign nodular thyroid disease and features of chronic thyroiditis
url http://dx.doi.org/10.1155/2014/967381
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