Results 41 to 50 of about 106,450 (263)

Mutational Analysis in Pediatric Thyroid Cancer and Correlations with Age, Ethnicity, and Clinical Presentation. [PDF]

open access: yes, 2016
BackgroundWell-differentiated thyroid cancer (WDTC) incidence in pediatrics is rising, most being papillary thyroid carcinoma (PTC). The objective of the study was to assess the prevalence of different mutations in pediatric WDTC and correlate the ...
Cheng, Shih-Min   +9 more
core   +1 more source

F-18 FDG-PET-CT in the Diagnostic of a Late Medullary Thyroid Carcinoma Recurrence in a Patient with Follicular-Papillary Thyroid Cancer

open access: yesCase Reports in Endocrinology, 2014
Mixed medullary and follicular or papillary carcinoma of thyroid is an extremely rare tumor, characterized by coexistence of morphological and immunohistochemical features of both medullary carcinoma and follicular (or papillary) carcinoma.
Doina Piciu, Andra Piciu
doaj   +1 more source

IGF-I influences everolimus activity in medullary thyroid carcinoma [PDF]

open access: yes, 2015
Context: Medullary thyroid carcinoma (MTC) is a rare tumor originating from thyroid parafollicular C cells. It has been previously demonstrated that insulin-like growth factor I (IGF-I) protects MTC from the effects of antiproliferative drugs. Everolimus,
degli Uberti, Ettore C.   +9 more
core   +1 more source

Hypercalcitoninemia is not pathognomonic of medullary thyroid carcinoma

open access: yesClinics, 2009
Hypercalcitoninemia has frequently been reported as a marker for medullary thyroid carcinoma. Currently, calcitonin measurements are mostly useful in the evaluation of tumor size and progression, and as an index of biochemical improvement of medullary ...
Sergio PA Toledo   +5 more
doaj   +1 more source

Histopathological and immunohistochemical features of thyroid carcinoma [PDF]

open access: yesArchive of Oncology, 2003
Thyroid-specific malignant tumors are derived from follicle cells (papillary and follicular carcinoma), and from parafollicular, calcitonin-producing C-cells (medullary carcinoma). The main criterion for diagnosis of papillary carcinoma is the occurrence
Tatić Svetislav B.
doaj   +1 more source

Medullary-like hepatocellular carcinoma [PDF]

open access: yesJournal of Surgical Case Reports, 2018
Hepatocellular carcinoma (HCC) is the most frequent primary hepatic cancer. Pathological features can define the biological behavior and prognosis. Medullary-like HCC is a very rare variant that has been described only twice in literature. In the present study, we report the case of a non-cirrhotic 72-year-old man, who presented two HCC lesions on ...
Cristaudi, Alessandra   +7 more
openaire   +3 more sources

Effects of RANKL-Targeted Therapy in Immunity and Cancer. [PDF]

open access: yes, 2014
The role of the receptor activator of nuclear factor-κB ligand (RANKL)/RANK system is well characterized within bone, where RANKL/RANK signaling mediates osteoclastogenesis and bone resorption.
Cheng, Michael L, Fong, Lawrence
core   +2 more sources

Fine needle aspiration cytology of hepatic metastases of neuroendocrine tumors: A 20‐year retrospective, single institutional study [PDF]

open access: yes, 2017
Background Fine needle aspiration (FNA) is considered an excellent technique for documenting metastatic neuroendocrine tumors (NETs). This study aims to evaluate the accuracy of FNA in diagnosing metastatic NETs to the liver and determining the grade ...
Cramer, Harvey   +3 more
core   +1 more source

A Diagnostic Dilemma: A Young Boy with Loss of Weight, Pulmonary Infiltrates and Cervical Lymphadenitis [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2013
Cervical lymphadenitis is a common finding in young adults in a country like India, where tuberculosis is endemic. We are presenting the case of a young boy who presented with low grade fever, dry cough, weight loss, and a cervical swelling. His chest X-
Asmita A. Mehta   +2 more
doaj   +1 more source

Calcitonin-secreting neuroendocrine neoplasms of the lung: a systematic review and narrative synthesis

open access: yesEndocrine Connections, 2021
Calcitonin-secreting neuroendocrine neoplasms of the lung are rare, with few cases reported in the literature. Differentiating between medullary th yroid carcinoma and an ectopic source of calcitonin secretion can represent a complex diagnostic conundrum
David C Llewellyn   +8 more
doaj   +1 more source

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