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Comparison of power Doppler and thermography for the selection of thyroid nodules in which fine-needle aspiration biopsy is indicated*

Overview of attention for article published in Radiologia Brasileira, January 2016
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Title
Comparison of power Doppler and thermography for the selection of thyroid nodules in which fine-needle aspiration biopsy is indicated*
Published in
Radiologia Brasileira, January 2016
DOI 10.1590/0100-3984.2014.0111
Pubmed ID
Authors

Maria Lucia D'Arbo Alves, Manoel Henrique Cintra Gabarra

Abstract

To compare two methods-power Doppler and thermography-for the analysis of nodule vascularization and subsequent selection of nodules to be biopsied. A total of 510 subjects with thyroid nodules were analyzed by power Doppler and submitted to fine-needle aspiration biopsy (FNAB). Thirty-seven patients were submitted to nodule excision (29 due to carcinoma or suspected carcinoma and 8 by patient choice). Among those patients, power Doppler had raised the suspicion of malignancy in 39 lesions, compared with 48 for FNAB. Another group, comprising 110 patients, underwent thermography, which raised the suspicion of malignancy in 124 thyroid nodules, as did FNAB. Malignant nodules were excised in all 110 of those patients (95 underwent nodulectomy and 15 underwent thyroidectomy), malignancy being confirmed by intraoperative examination of frozen biopsy samples. In relation to the FNAB findings, the sensitivity, specificity, positive predictive value, negative predictive value, and accuracy of power Doppler were 95.16%, 23.52%, 96.22%, 16.70%, and 89.51%, respectively, compared with 100%, 58.06%, 87.73%, 100%, and 89.51%, respectively, for thermography. Thermography was more precise than was power Doppler for the selection of thyroid nodules to be biopsied.

Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 13 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 13 100%

Demographic breakdown

Readers by professional status Count As %
Professor 1 8%
Student > Master 1 8%
Unknown 11 85%
Readers by discipline Count As %
Medicine and Dentistry 1 8%
Engineering 1 8%
Unknown 11 85%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 04 July 2017.
All research outputs
#22,758,309
of 25,373,627 outputs
Outputs from Radiologia Brasileira
#303
of 394 outputs
Outputs of similar age
#341,806
of 399,674 outputs
Outputs of similar age from Radiologia Brasileira
#23
of 35 outputs
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