scholarly journals Evaluation of Fine Needle Aspiration Biopsy (FNAB) Results in Macrocalcified Thyroid Nodules

Author(s):  
Ali Murat Koç ◽  
Zehra Hilal Adıbelli ◽  
Zehra Erkul ◽  
Yasemin Şahin

Objective: Thyroid nodule is the most common disease of the thyroid gland and is closely associated with thyroid cancer. The gold standard method in diagnosis is Fine Needle Aspiration Biopsy (FNAB). Although the relationship between nodules containing microcalcification and malignancy is well known, there is no consensus on the relation of nodules with macrocalcification to malignancy and the adequacy of FNAB. In this study, it was aimed to compare the results of FNAB of nodules with and without macrocalcification in US examination. Methods: In this retrospective study, 466 nodules undergoing FNAB of 450 patients who applied for biopsy were included in the study. The demographic characteristics of the patients, US features of the nodules and cytopathology results of FNAB in the Bethesda classification were recorded. Nodules were divided into two main groups as calcified and non-calcified. US features and cytopathology results of the groups were compared. Results: Transverse sizes of calcified nodules were found to be larger than non-calcified ones (p = 0.003). In addition, solid composition, hypoechoic and prominent hypoechoic echogenicity, and irregular border feature were found with a higher rate in the calcified group (p <0.001). No significant difference was found between insufficient sample/non-diagnostic cytology (Bethesda-1) ratios in both groups (19.2% and 14.7%). Cytopathologically, number of malignant and suspected malignant nodules (Bethesda 5 and 6) were found to be higher in the calcified group (p=0.05). Conclusion: According to the results of this study, detection of macrocalcification in thyroid nodules in US examination does not cause a significant increase in insufficient FNAB results. However, the presence of macrocalcification increases the risk of malignancy of the thyroid nodule.

2006 ◽  
Vol 29 (10) ◽  
pp. 947-948 ◽  
Author(s):  
U. M. Musharrafieh ◽  
M. P. Nasrallah ◽  
R. A. Sawaya ◽  
Z. M. Hijazi ◽  
M. C. Haddad

PEDIATRICS ◽  
1995 ◽  
Vol 95 (1) ◽  
pp. 46-49
Author(s):  
Stephen S. Raab ◽  
Jan F. Silverman ◽  
Tarik M. Elsheikh ◽  
Patricia A. Thomas ◽  
Paul E. Wakely

Objective. The prevalence of thyroid nodularity in children has been estimated to be 1.8%. The reported prevalence of specific diseases which comprise these nodules is conflicting as evidenced by a reported range of malignancy of 2 to 50% in solitary nodules. In order to better classify pediatric (&lt;18 years old) thyroid disease and evaluate the utility of fine needle aspiration biopsy (FNAB) in this patient population, we retrospectively reviewed 66 FNABs from 64 thyroid nodules and 2 perithyroid lymph nodes from 57 patients. Methodology. Patients: The study was composed of 8 males and 49 females who ranged in age from 1 to 18 years old (mean = 13.1). Design: Surgical and/or clinical follow-up was obtained in all patients. The 66 FNAB diagnoses were initially classified into specific diseases. However, for the purpose of this review, the cases were classified as: 3 insufficient, 51 benign, 8 suspicious, and 4 malignant. Results. There were no "false positives" and one "false negative" (a papillary carcinoma was misdiagnosed as a benign nodule). Overall, 10 patients (18%) had malignant thyroid lesions, including 8 papillary carcinomas and 2 follicular carcinomas. Benign diagnoses included benign nodule, cyst, lymphocytic thyroiditis, granulomatous thyroiditis, hyperplasia, and abscess. Conclusions. The prevalence of malignancy in pediatric patients with thyroid nodules was 18%. We conclude that, because of its high diagnostic accuracy and minimal invasiveness, FNAB is useful in the management of pediatric thyroid nodules.


Cancer ◽  
1988 ◽  
Vol 62 (7) ◽  
pp. 1337-1342 ◽  
Author(s):  
Annette R. Nathan ◽  
Kristen B. Raines ◽  
Yeu-Tsu Margaret Lee ◽  
E. Lawrence Sakas ◽  
Judy M. Ribbing

2017 ◽  
Vol 9 (3) ◽  
pp. 100-103
Author(s):  
Saad Alqahtani ◽  
Saif Alsobhi ◽  
Riyadh I Alsalloum ◽  
Saleh N Najjar ◽  
Hindi N Al-Hindi

ABSTRACT Aim To correlate selected clinical and ultrasonographic (US) characteristics with the final histopathological diagnosis in patients with atypia of undetermined significance (AUS) and follicular lesion of undetermined significance (FLUS), and whether this information can be used in planning the surgical approach. Materials and methods It is a retrospective study including the operated cases of AUS/FLUS from 2011 to 2014 treated at one center. Results This cohort included 87 women and 28 men. To test for independence between categorical variables, the chi-square test was used. There was no significant correlation between age or US variables and final pathological diagnosis. However, final diagnosis of malignancy was higher in men compared with women (64.3 and 41.4% respectively; p = 0.035). Furthermore, a significant association between the diagnosis of repeated fine needle aspiration biopsy (FNAB) and the final pathological diagnosis was noted (benign vs malignant, p = 0.005). Conclusion The FNAB has a significant role in the assessment of thyroid nodules. Our results showed no correlation between age, US variables, and the risk of malignancy. Male gender is associated with higher risk of malignancy. Clinical significance Determining the risk of malignancy and prediction of surgical outcome may help triaging cases for repeat FNA or proceeding to surgery. How to cite this article Alqahtani S, Alsobhi S, Alsalloum RI, Najjar SN, Al-Hindi HN. Surgical Outcome of Thyroid Nodules with Atypia of Undetermined Significance and Follicular Lesion of Undetermined Significance in Fine Needle Aspiration Biopsy. World J Endoc Surg 2017;9(3):100-103.


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