Objectives: Liquid-based cytology (LBC) is becoming a useful method in evaluating both gynecological and nongynecological preparations. Many studies have been conducted these days to see the quality of LBC in diagnosing thyroid lesions and its role is yet to be standardized. This study has been done to pick the cytomorphological features of thyroid lesions on LBC and to compare them with the conventional cytology of these lesions.The objective of the study is to evaluate the efficacy of thyroid fine-needle aspiration cytology processed by LBC as compared to conventional smears.
Material And Methods: A prospective study has been done on 53 cases of thyroid lesions using standard conventional and LBC techniques.
Results: In most of the cases, the cytological features are similar in conventional cytology smears and LBC, but the colloid film and the lymphocytic component show a clear picture on direct smears, whereas nuclear and cytoplasmic details are better evaluated in LBC slides. The preservative solution used in LBC could be efficiently used for the application of immunocytochemical and molecular techniques.
Conclusion: LBC does not represent as a valid alternative to conventional cytology but it can be considered as a diagnostic utility process especially due to the possibility of applying additional techniques which enhance the efficacy of the cytological diagnosis of thyroid lesions.
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http://dx.doi.org/10.25259/Cytojournal_34_2021 | DOI Listing |
Clin Nucl Med
December 2024
From the Nuclear Medicine Research Center, Mashhad University of Medical Sciences, Mashhad, Iran.
We present the case of a 58-year-old man with metastatic medullary thyroid carcinoma refractory to conventional therapies, including peptide receptor radionuclide therapy. Despite multiple interventions, serum calcitonin and carcinoembryonic antigen levels continued to rise. Subsequent evaluation with 99mTc-FAPI-46 revealed remarkable uptake in metastatic lesions, suggesting a potential role for FAPI-labeled radioisotopes in the management of medullary thyroid carcinoma.
View Article and Find Full Text PDFKorean J Radiol
January 2025
Department of Radiology, Gangneung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Republic of Korea.
Radiofrequency ablation (RFA) is a minimally invasive treatment modality used as an alternative to surgery in patients with benign thyroid nodules, recurrent thyroid cancers (RTCs), and primary thyroid microcarcinomas. The Korean Society of Thyroid Radiology (KSThR) initially developed recommendations for the optimal use of RFA for thyroid tumors in 2009 and revised them in 2012 and 2017. As new meaningful evidence has accumulated since 2017 and in response to a growing global interest in the use of RFA for treating malignant thyroid lesions, the task force committee members of the KSThR decided to update the guidelines on the use of RFA for the management of RTCs based on a comprehensive analysis of current literature and expert consensus.
View Article and Find Full Text PDFFront Oncol
December 2024
Department of General Surgery, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China.
Background: Serum thyroglobulin (Tg) is a critical marker for monitoring tumor recurrence and metastasis in patients who have undergone total thyroidectomy for differentiated thyroid cancer (DTC). While the definitive role of preoperative serum Tg in DTC is not yet established, studies suggest its importance in differentiating between benign and malignant thyroid nodules with indeterminate cytology, as well as in predicting distant metastasis (DM) in patients with DTC.
Methods: A thorough literature review was conducted on the use of preoperative serum Tg in differentiating between benign and malignant thyroid nodules, and in evaluating the extent of DTC lesions.
Vet Res Commun
January 2025
Department of Veterinary Medicine, University of Perugia, Via San Costanzo, 4, Perugia, 06126, Italy.
This study describes the congenital goiter in an alpaca (Vicugna pacos) fetus aborted in November 2021 with the clinical and pathological findings in the dam that was found dead on the farm three weeks after a miscarriage. The dam was a black coat alpaca bred in the Netherlands, imported in Italy in January 2021, and housed in a farm of central Italy for breeding purposes. Signalment and clinical data on dam and fetus were collected from the farmer and referring veterinarian.
View Article and Find Full Text PDFClin Nucl Med
November 2024
From the Department of Nuclear Medicine.
Purpose: We aimed to compare the diagnostic performance of 68Ga-FAPI-04 (FAPI) in comparison to 68Ga-DOTATATE (SSTR) PET/CT for patients presenting with recurrent medullary thyroid carcinoma (MTC).
Patients And Methods: Sixteen MTC patients with elevated calcitonin levels (>150 pg/mL) underwent FAPI and SSTR PET/CT. Two nuclear medicine physicians evaluated all images, categorizing lesions into locoregional metastases, mediastinal lymph nodes (LNs), liver, and bone metastases.
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