Results 1 to 10 of about 24,826 (269)

Reticular fibre structure in the differential diagnosis of parathyroid neoplasms [PDF]

open access: goldDiagnostic Pathology, 2023
Background To investigate the characteristics of reticular fibre structure (RFS) in parathyroid adenoma (PTA), atypical parathyroid tumour (APT), and parathyroid carcinoma (PTC), and to assess its value as a diagnostic indicator.
Xiumei Hu   +10 more
doaj   +6 more sources

Parathyroid adenoma masquerading as oncocytic thyroid follicular neoplasm [PDF]

open access: diamondProceedings of Singapore Healthcare, 2017
Differentiation of thyroid follicular lesions from parathyroid lesions on fine needle aspiration cytology can be very challenging, both being endocrine lesions with overlap in cytomorphologic features. In some cases, it may be impossible to differentiate
Shing Lih Wong, Norman Hok Ling Chan
doaj   +3 more sources

The Consistency of CDC73 Mutation and Parafibromin Staining Loss in Parathyroid Neoplasm: A Systematic Review [PDF]

open access: goldInternational Journal of Endocrinology
Conclusion: The main reasons for the inconsistency were attributed to the pathological type and sequencing method. More inconsistent results were detected in the PC group and the non-NGS group.
Jinheng Xiao   +4 more
doaj   +3 more sources

Mathematical model for preoperative differential diagnosis for the parathyroid neoplasms

open access: goldJournal of Pathology Informatics, 2022
Background and objective: Preoperative diagnosis of parathyroid carcinoma (PC) is critical for the determination of the scope of surgical intervention.
Julia A. Krupinova   +11 more
doaj   +4 more sources

Somatostatin receptor expression in parathyroid neoplasms [PDF]

open access: goldEndocrine Connections, 2019
Introduction Parathyroid carcinoma represents a rare cause of primary hyperparathyroidism. Distinguishing carcinoma from the benign tumors underlying primary hyperparathyroidism remains challenging. The diagnostic criteria for parathyroid carcinoma are local and/or metastatic spreading.
Sara Storvall   +6 more
openalex   +6 more sources

Genetic and Epigenetic Alterations in Parathyroid Neoplasms [PDF]

open access: goldIranian Journal of Pathology, 2022
The exact etiology of parathyroid carcinomas (PC) is still unknown. Their associations have with several inherited syndromes or specific genetic lesions have been established. The management of PC is challenging for clinicians. The complexity of molecular phenotypes increases with tumor aggressiveness.
Seyed Amir Miratashi Yazdi, Elham Nazar
openalex   +3 more sources

Parathyroid Adenoma Completely Impacted within the Thyroid Gland: A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Ectopic parathyroid adenoma can be seen in various locations. Sometimes ultrasound and even fine needle aspiration studies cannot distinguish this lesion from thyroid lesions. A 29-year-old woman with a prominent nodule of left thyroid lobe was referred
Sayed Mahmoud Mirhosaini   +2 more
doaj   +4 more sources

IMMUNOCHEMICAL IDENTIFICATION OF PARATHYROID HORMONE IN NON-PARATHYROID NEOPLASMS ASSOCIATED WITH HYPERCALCEMIA [PDF]

open access: greenThe Journal of Experimental Medicine, 1964
1. Immunochemical cross-reactivity, but not identity, has been demonstrated between bovine parathyroid hormone and an antigen in biologically active extracts of human parathyroid tissue by quantitative C' fixation and C' fixation inhibition. 2.
Armen H. Tashjian   +2 more
openalex   +4 more sources

Intranuclear holes (cytoplasmic pseudoinclusions) in parathyroid neoplasms, or “holes happen” [PDF]

open access: bronzeCancer, 2000
A parathyroid adenoma demonstrating intranuclear holes on aspiration cytology prompted a review of parathyroid neoplasms to determine the frequency of this phenomenon.Aspiration cytology slides from 30 parathyroid adenomas and 1 parathyroid carcinoma were reviewed.
John R. Goellner, Jill L. Caudill
openalex   +4 more sources

Clinical and molecular genetics of parathyroid neoplasms [PDF]

open access: greenBest Practice & Research Clinical Endocrinology & Metabolism, 2010
Primary hyperparathyroidism (HPT) results from the excessive secretion of parathyroid hormone from parathyroid tumours. While most HPT is sporadic, it is associated with a familial syndrome in a minority of cases. The study of these syndromes has helped define the pathophysiology of both familial and sporadic parathyroid neoplasms.
John M. Sharretts, William F. Simonds
openalex   +4 more sources

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