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Background: This study aimed to analyze the effect of preoperative fine needle aspiration cytology (FNAC) combined with BRAF mutation detection as compared to that of fine needle aspiration cytology alone on the diagnostic performance of papillary thyroid carcinoma (PTC) combined with Hashimoto's thyroiditis (HT).
Method: Patients with thyroid nodules in Hashimoto's thyroiditis, who underwent fine-needle aspiration cytology examination and BRAF mutation detection in the puncture eluate at the outpatient clinic, were selected. Finally, 122 patients received surgical treatment and were included in the study. We used postoperative pathological results as the gold standard. Accordingly, we compared the sensitivity, specificity and accuracy of preoperative FNAC alone and FNAC combined with BRAF mutation detection in for the diagnosis of PTC combined with HT.
Results: For PTC patients with HT, the sensitivity of FNAC diagnosis was 93.69%, the specificity was 90.90% and the accuracy was 93.44%. However, the sensitivity, specificity and accuracy of FNAC combined with BRAF mutation detection were 97.30%, 90.90% and 96.72%, respectively. Therefore, combined detection can improve the sensitivity and accuracy of diagnosis (p<0.05).
Conclusion: FNAC combined with eluent BRAF mutation detection can improve the sensitivity and accuracy of diagnosis of PTC in the background of HT.
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http://dx.doi.org/10.3389/fendo.2024.1366724 | DOI Listing |
Zhonghua Bing Li Xue Za Zhi
September 2025
Department of Pathology, Henan Provincial People's Hospital, Zhengzhou University People's Hospital, Zhengzhou 450003, China.
To investigate the clinicopathological features, genetic characteristics, and differential diagnosis of glomangiomatosis with uncertain malignant potential. Two cases of glomangiomatosis with uncertain malignant potential were collected at Henan Provincial People's Hospital from 2013 and 2023. Immunohistochemistry and next generation sequencing (DNA-seq) were used to detect the related protein and gene variation.
View Article and Find Full Text PDFBiosens Bioelectron
September 2025
College of Chemistry, Jilin Province Research Center for Engineering and Technology of Spectral Analytical Instruments, Jilin University, Qianjin Street 2699, Changchun, 130012, China. Electronic address:
Papillary thyroid carcinoma (PTC) is the most prevalent form of thyroid cancer with a high incidence among endocrine malignancies. It tends to metastasize early in lymph nodes and differs markedly from other subtypes in biological behavior, clinical management, and prognosis. Therefore, accurately distinguishing PTC from other pathological subtypes is crucial for guiding diagnosis and treatment decisions.
View Article and Find Full Text PDFInt J Cancer
September 2025
Department of Medical Oncology, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands.
A subset of rectal cancer (RC), <5%, exhibits mismatch repair deficiency (dMMR); the remaining are classified as proficient (pMMR). Reported evidence on differences between dMMR and pMMR RC is limited. In this nationwide Dutch study, we compared patients with dMMR and pMMR stage II/III RC based on patient and tumor characteristics, treatment patterns, and associated outcomes.
View Article and Find Full Text PDFCureus
August 2025
Department of Ophthalmology, Hôpital Maisonneuve-Rosemont, Montreal, CAN.
Choroidal metastasis from occult cutaneous melanoma is rare and can masquerade as ocular inflammation. A 70‑year‑old man with sectoral anterior scleritis was found on multimodal imaging to have a solitary choroidal mass with mild periscleral fluid, prompting systemic evaluation that uncovered colonic polyps that, on histopathology, contained metastatic melanoma, a scalp primary, and widespread visceral, nodal, and intracranial metastases. Tumour cells stained HMB‑45, Melan‑A, and SOX10 positive, AE1/AE3 negative, and carried an NRAS‑Q61 mutation with wild‑type BRAF, confirming cutaneous origin.
View Article and Find Full Text PDFFront Endocrinol (Lausanne)
September 2025
Department of Medical Ultrasound, Affiliated Hospital of Jiangsu University, Zhenjiang, China.
Background: Given the challenge in preoperative diagnosis of high-volume lymph node metastasis (HVLNM) in clinical practice, we constructed and externally validated a comprehensive predictive model that integrated conventional ultrasound characteristics, contrast-enhanced ultrasound (CEUS) parameters, BRAFmutation, and clinicopathological data for HVLNM in clinically lymph node-negative (cN0) papillary thyroid carcinoma (PTC).
Methods: Totally, 126 clinically lymph node-negative (cN0) PTC patients who underwent subtotal or total thyroidectomy and accompanied with prophylactic cervical lymph node dissection between December 2022 and December 2024 were enrolled in this retrospective study, and an additional 47 cN0 PTC patients included for the external validation cohort. Univariate and multivariate analysis were performed to identify the independent risk factors for HVLNM, and a binary logistic regression equation and relevant nomogram was constructed to predict the risk about HVLNM.