Multifocality related factors in papillary thyroid carcinoma

Summary: Background: Papillary thyroid carcinoma (PTC) is the main type of the well-differentiated thyroid carcinomas. Multifocality is regarded as a poor prognostic factor for PTC. Methods: Documents of 777 patients who underwent thyroidectomy were reviewed retrospectively. A total of 305 PTC pati...

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Main Authors: Emine Ozlem Gur, Serkan Karaisli, Selda Haciyanli, Erdinc Kamer, Hudai Genc, Kemal Atahan, Mehmet Haciyanli
Format: Article
Language:English
Published: Elsevier 2019-01-01
Series:Asian Journal of Surgery
Online Access:http://www.sciencedirect.com/science/article/pii/S1015958418302720
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author Emine Ozlem Gur
Serkan Karaisli
Selda Haciyanli
Erdinc Kamer
Hudai Genc
Kemal Atahan
Mehmet Haciyanli
author_facet Emine Ozlem Gur
Serkan Karaisli
Selda Haciyanli
Erdinc Kamer
Hudai Genc
Kemal Atahan
Mehmet Haciyanli
author_sort Emine Ozlem Gur
collection DOAJ
description Summary: Background: Papillary thyroid carcinoma (PTC) is the main type of the well-differentiated thyroid carcinomas. Multifocality is regarded as a poor prognostic factor for PTC. Methods: Documents of 777 patients who underwent thyroidectomy were reviewed retrospectively. A total of 305 PTC patients were included. Patients with multifocal PTC were included in Group 1, and patients with unifocal PTC were included in Group 2. Results: There were 165 patients (54.0%) in Group 1 and 140 patients (46%) in Group 2. The pathological mixed variant of PTC was significantly higher in Group 1 (p = 0,005). Lymph node metastasis (LNM) was detected at 9.6% and 3.5% in Group 1 and Group 2, respectively (p = 0,028). Micro PTC rates were 28.4% and 40.7% in Group 1 and Group 2, respectively (p = 0,017). Tumor size and pathologically mixed-type and fine-needle aspiration biopsy (FNAB) results were significantly different between multifocal and unifocal Micro PTC (p < 0.05). Conclusions: Multifocality is more frequent in patients with tumors ≥1 cm and mixed-type tumors. LNM is found more often in multifocal tumors. The presence of micropapillary tumors can be predicted preoperatively by ultrasound-guided FNAB. Mixed-type pathology is also a predictive factor for multifocality. Keywords: Thyroid, Papillary thyroid cancer, Multifocal, Micropapillary thyroid cancer
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spelling doaj.art-4a6c20e361c24525be009f4c7e3933222022-12-22T03:06:00ZengElsevierAsian Journal of Surgery1015-95842019-01-01421297302Multifocality related factors in papillary thyroid carcinomaEmine Ozlem Gur0Serkan Karaisli1Selda Haciyanli2Erdinc Kamer3Hudai Genc4Kemal Atahan5Mehmet Haciyanli6Corresponding author. Fax: +90 232 243 1530.; Department of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeyDepartment of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeyDepartment of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeyDepartment of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeyDepartment of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeyDepartment of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeyDepartment of General Surgery, Izmir Katip Celebi University, Ataturk Training and Research Hospital, Izmir, TurkeySummary: Background: Papillary thyroid carcinoma (PTC) is the main type of the well-differentiated thyroid carcinomas. Multifocality is regarded as a poor prognostic factor for PTC. Methods: Documents of 777 patients who underwent thyroidectomy were reviewed retrospectively. A total of 305 PTC patients were included. Patients with multifocal PTC were included in Group 1, and patients with unifocal PTC were included in Group 2. Results: There were 165 patients (54.0%) in Group 1 and 140 patients (46%) in Group 2. The pathological mixed variant of PTC was significantly higher in Group 1 (p = 0,005). Lymph node metastasis (LNM) was detected at 9.6% and 3.5% in Group 1 and Group 2, respectively (p = 0,028). Micro PTC rates were 28.4% and 40.7% in Group 1 and Group 2, respectively (p = 0,017). Tumor size and pathologically mixed-type and fine-needle aspiration biopsy (FNAB) results were significantly different between multifocal and unifocal Micro PTC (p < 0.05). Conclusions: Multifocality is more frequent in patients with tumors ≥1 cm and mixed-type tumors. LNM is found more often in multifocal tumors. The presence of micropapillary tumors can be predicted preoperatively by ultrasound-guided FNAB. Mixed-type pathology is also a predictive factor for multifocality. Keywords: Thyroid, Papillary thyroid cancer, Multifocal, Micropapillary thyroid cancerhttp://www.sciencedirect.com/science/article/pii/S1015958418302720
spellingShingle Emine Ozlem Gur
Serkan Karaisli
Selda Haciyanli
Erdinc Kamer
Hudai Genc
Kemal Atahan
Mehmet Haciyanli
Multifocality related factors in papillary thyroid carcinoma
Asian Journal of Surgery
title Multifocality related factors in papillary thyroid carcinoma
title_full Multifocality related factors in papillary thyroid carcinoma
title_fullStr Multifocality related factors in papillary thyroid carcinoma
title_full_unstemmed Multifocality related factors in papillary thyroid carcinoma
title_short Multifocality related factors in papillary thyroid carcinoma
title_sort multifocality related factors in papillary thyroid carcinoma
url http://www.sciencedirect.com/science/article/pii/S1015958418302720
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