Somatostatin Receptor 2 Expression Determined by Immunohistochemistry in Cold Thyroid Nodules Exceeds That of Hot Thyroid Nodules, Papillary Thyroid Carcinoma, and Graves' Disease

Thyroid ◽  
2010 ◽  
Vol 20 (5) ◽  
pp. 505-511 ◽  
Author(s):  
Seda Sancak ◽  
Anna Hardt ◽  
Joerg Singer ◽  
Guenther Klöppel ◽  
Funda Tanay Eren ◽  
...  
2007 ◽  
Vol 122 (3) ◽  
pp. 291-295 ◽  
Author(s):  
Y Erbil ◽  
U Barbaros ◽  
N Özbey ◽  
Y Kapran ◽  
M Tükenmez ◽  
...  

AbstractObjective:Thyroid nodules are frequently present in Graves' disease. The aim of this study was to evaluate the risk of thyroid carcinoma in Graves' disease patients, with and without ultrasonographically identified nodules, who subsequently underwent surgical treatment.Design:The study group included 150 consecutive patients with diagnosed Graves' disease who subsequently underwent surgery.Subjects:The patients were divided into two groups according to whether the pre-operative ultrasound scan showed diffuse parenchyma (group one; n = 70) or nodules (group two; n = 80).Results:Of the 150 patients, 18 (12 per cent) were found to have papillary thyroid carcinoma. Papillary carcinoma was found in seven patients (10 per cent) in group one and in 11 patients (1.7 per cent) in group two. After evaluating the overall groups, the incidence of carcinoma in the parenchyma outside a nodule was 67 per cent, whereas the incidence of carcinoma in a nodule was 33 per cent.Conclusion:Carcinoma can occur in Graves' disease patients without nodules, and the absence of nodules on ultrasonographic examination does not reduce the risk of malignancy.


Author(s):  
Jibril Yahya Hudise ◽  
Khalid Ali Alshehri ◽  
Saad Nasser Alqarni ◽  
Yara Assiri ◽  
Ashwaq Asiri ◽  
...  

<p class="abstract"><strong>Background:</strong> <span lang="EN-IN">Thyroid nodules are common in the general population, especially in women. Non palpable nodules are often found when patients undergo diagnostic imaging such as ultrasonogra­phy and computed tomography of the chest and neck. This retrospective study to assess the Prevalence of thyroid malignancy in thyroid nodule related to gender, age, and pathology, in Aseer Central Hospital KSA. </span></p><p class="abstract"><strong>Methods:</strong> <span lang="EN-IN">During a 5-year period (2011–2016), the medical records of 319 patients with thyroid nodules were collected from the department of pathology at Aseer Central Hospital KSA. The cases were reviewed for data on gender, age, and the pathological result. All patients underwent hemi or total thyroidectomy. Comparisons between genders, age groups, and tissue origins were performed. All statistical tests were performed with SPSS software.  </span></p><p class="abstract"><strong>Results:</strong> <span lang="EN-IN">Over a period of 5 years, a total of 319 patients: male 17.2% and female 82.8% Underwent for hemi or total thyroidectomy. The age of presentation was ranging from 14 to 80 years. Among the 319 cases of thyroid nodules 73.7% were benign nodules and 26.3% malignant nodules. Papillary thyroid carcinoma in 72.6%, follicular thyroid carcinoma 10.6%, Hurthle cell carcinoma 4.8%, anaplastic carcinoma 4.8%, thyroid lymphoma 4.8% and medullary thyroid carcinoma in 2.4%. </span></p><p class="abstract"><strong>Conclusions:</strong> <span lang="EN-IN">Thyroid nodule is a common clinical problem and the proportion of such nodules that prove to be malignant is not small, investigations are of immense help to corroborate with the clinical and morphological finding. Papillary thyroid carcinoma most common malignant thyroid carcinoma followed by follicular thyroid carcinoma, hurthel cell carcinoma, anaplastic thyroid carcinoma, lymphoma and finally medullary thyroid Carcinoma. No significant different between male and female as risk factors for malignancy.</span></p>


2020 ◽  
Vol 6 (5) ◽  
pp. e273-e278
Author(s):  
Ruey Hu ◽  
George Xu ◽  
Thomas Stricker ◽  
Bingshan Li ◽  
Vivian L. Weiss ◽  
...  

Objective: Here we present 2 cases of papillary thyroid microcarcinomas (PMCs) that had metastasized at presentation. The 2015 American Thyroid Association and the American College of Radiology Thyroid Imaging Reporting and Data System (TI-RADS) criteria do not recommend biopsy of the majority of subcentimeter thyroid nodules, as PMCs are mostly indolent with excellent prognosis. However, the paradigm of active surveillance presents a conundrum on how to identify the rare patient with distant metastatic disease while avoiding unnecessary intervention in the majority. Methods: After initial discovery of incidental lesions on chest computed tomography, core or wedge biopsies of the lung lesion were performed. Thyroid nodules on ultrasound were classified by TI-RADS. Tumor DNA was sequenced, annotated, filtered on 119 known cancer genes, and filtered for variants with an exome allele frequency of <0.001. Results: A 70-year-old woman and a 29-year-old woman presented with incidental pulmonary lesions on computed tomography scan. Lung biopsy revealed lung metastases from papillary thyroid carcinoma. The thyroid nodules in both patients were TI-RADS 3 and American Thyroid Association low-suspicion. Molecular testing showed a c.1721C>G mutation (p.Thr574Ser) in the TSHR gene in patient 1 and a codon 61 mutation in the NRAS gene in patient 2. Both patients were iodine-avid, with complete structural remission in one patient and ongoing treatment with evidence of structural response in the other. Conclusion: The 2 presentations demonstrate unexpected and concerning behavior of PMCs. Both thyroid tumors were subcentimeter in diameter, meaning they would have escaped detection using traditional risk-stratification algorithms in active surveillance. Further knowledge of tumor genetics and microenvironment may assist in predicting tumor behavior in PMCs.


2019 ◽  
Vol 101 (5) ◽  
pp. e122-e124
Author(s):  
O Hamdy ◽  
S Raafat ◽  
GA Saleh ◽  
K Atallah ◽  
Mahmoud M Saleh ◽  
...  

Primary thyroid carcinoma after thyroid ablation by radioactive iodine is rare. We present a very rare condition of lateral apparent papillary thyroid carcinoma eight years after receiving radioactive iodine for thyrotoxicosis, which led to complete anatomical and functional involution of the thyroid gland.


2020 ◽  
Vol 8 ◽  
pp. 232470962094267
Author(s):  
Gliceida Maria Galarza Fortuna ◽  
Paola Rios ◽  
Ailyn Rivero ◽  
Gabriela Zuniga ◽  
Kathrin Dvir ◽  
...  

Thyroid nodules are palpable on up to 7% of asymptomatic patients. Cancer is present in 8% to 16% of those patients with previously identified thyroid nodules. Papillary thyroid carcinoma (PTC) is the most common type of thyroid cancer, accounting for approximately 85% of thyroid cancers. Although most appear as solid nodules on ultrasound imaging, a subset of 2.5% to 6% has cystic components. The presence of cystic changes within thyroid nodules decreases the accuracy of fine needle aspiration (FNA) in the diagnosis of thyroid cancer, given the difficulty of obtaining appropriate cellular content. This becomes a diagnostic and therapeutic challenge. We present a case of a 31-year-old female with a 1-month history of palpitations, fatigue, and night sweats, who underwent evaluation, and was diagnosed with subclinical hyperthyroidism. She presented 4 years later with compressive symptoms leading to repeat FNA, showing Bethesda III-atypia of undetermined significance and negative molecular testing. Thyroid lobectomy revealed PTC with cystic changes. This case is a reminder that patients with hyperfunctioning thyroid nodule should have closer follow-up. It poses the diagnostic dilemma of how much is good enough in the evaluation and management of a thyroid nodule. Early detection and action should be the standard of care.


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