Results 1 to 10 of about 16,021 (201)

Somatostatin receptor expression in parathyroid neoplasms. [PDF]

open access: yesEndocr Connect, 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.
Storvall S   +6 more
europepmc   +8 more sources

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

open access: yesDiagn Pathol, 2023
Abstract 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.
Hu X   +10 more
europepmc   +4 more sources

Mathematical model for preoperative differential diagnosis for the parathyroid neoplasms. [PDF]

open access: yesJ Pathol Inform, 2022
Preoperative diagnosis of parathyroid carcinoma (PC) is critical for the determination of the scope of surgical intervention. Nowadays, specific diagnostic markers for differentiation of PC and benign tumors are unknown, and less than half of patients with PC undergo necessary en bloc surgery.
Krupinova JA   +11 more
europepmc   +5 more sources

Genetic and Epigenetic Alterations in Parathyroid Neoplasms. [PDF]

open access: yesIran J Pathol, 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.
Miratashi Yazdi SA, Nazar E.
europepmc   +3 more sources

Novel PRUNE2 Germline Mutations in Aggressive and Benign Parathyroid Neoplasms. [PDF]

open access: yesCancers (Basel), 2023
Parathyroid tumors are mostly sporadic but can also occur in familial forms, including different kinds of genetic syndromes with varying phenotypes and penetrance. Recently, somatic mutations of the tumor suppressor gene PRUNE2 were found to be frequent in parathyroid cancer (PC).
Storvall S   +3 more
europepmc   +3 more sources

Clinical and molecular genetics of parathyroid neoplasms. [PDF]

open access: yesBest Pract Res Clin Endocrinol Metab, 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.
Sharretts JM, Simonds WF.
europepmc   +5 more sources

Parathyroid tumors: Molecular signatures [PDF]

open access: yes, 2021
Parathyroid tumors are rare endocrine neoplasms affecting 0.1–0.3% of the general population, including benign parathyroid adenomas (PAs; about 98% of cases), intermediate atypical parathyroid adenomas (aPAs; 1.2–1.3% of cases) and malignant metastatic ...
Brandi, M. L.   +3 more
core   +1 more source

Malignant neoplasms and parathyroid adenoma [PDF]

open access: yesCancer, 1971
Isolated publications note the association of thyroid carcinoma, thymoma, and parathyroid adenoma with malignancies of other organs or systems. Of 166 patients with histologically proven parathyroid adenomas, 42% of those found at autopsy and 16% of such patients with parathyroidectomy and no autopsy had such malignancies. Seventy-five similar patients
Alfred D. Katz   +3 more
openaire   +3 more sources

Recent Advances and the Potential for Clinical Use of Autofluorescence Detection of Extra-Ophthalmic Tissues [PDF]

open access: yes, 2020
The autofluorescence (AF) characteristics of endogenous fluorophores allow the label-free assessment and visualization of cells and tissues of the human body.
Aigner, Felix   +7 more
core   +1 more source

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

open access: yesThe 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.
Paul L. Munson   +2 more
openaire   +3 more sources

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