نتایج جستجو برای: papillary carcinoma
تعداد نتایج: 404700 فیلتر نتایج به سال:
INTRODUCTION Intracystic papillary carcinoma represents a small distinctive subgroup of noninvasive breast cancer, accounts for <0.5% of breast malignancies and is extremely rare in men, it was originally reported as a localized non-invasive carcinoma, but is usually associated with ductal carcinoma in situ around the main tumor or invasive carcinoma. CASE PRESENTATION We report a case of 50-...
Activating point mutations of the BRAF gene have been recently reported in papillary thyroid carcinomas. In this study, we analyzed 320 thyroid tumors and six anaplastic carcinoma cell lines and detected BRAF mutations in 45 (38%) papillary carcinomas, two (13%) poorly-differentiated carcinomas, three (10%) anaplastic carcinomas, and five (83%) thyroid anaplastic carcinoma cell lines but not in...
ulcerative colitis is associated with several malignancies. here we report one such association, a rare one, with papillary thyroid carcinoma, and discuss the possible risk factors of such an association.
Objective(s): As the most prevalent endocrine system malignancy, papillary thyroid carcinoma had a very fast rising incidence in recent years for unknown reasons besides the fact that the current methods in thyroid cancer diagnosis still hold some limitations. Therefore, the aim of this study was to improve the potential molecular markers for diagnosis of benign and malignant thyroid nodules to...
Talking about thyroid carcinomas leaves a fairly wide slope, in which it should be considered not only the variants and their clinical frequency, but mutant genetic finding that gives preamble to malignancy, its variability, histological as well prognosis. It is important note most frequent carcinoma population papillary, with an index greater than 80% of all cases, being rare pediatrics. The p...
BACKGROUND The diagnosis of thyroid carcinoma during the course of lobectomy for a dominant nodule occasionally cannot be rendered on the basis of frozen section. Once the diagnosis of carcinoma is made, the question of completion thyroidectomy arises. The decision to perform completion thyroidectomy and the timing, safety, and efficacy of this procedure are reviewed. METHODS During the past ...
A retrospective study was performed to determine the reliability of physical examination (PE), ultrasonography (US) and fine-needle aspiration cytology (FNA) in the evaluation of thyroid nodules. Preoperative diagnoses of 252 euthyroid patients comprised 126 with benign lesions, 114 with papillary carcinoma and 12 with follicular carcinoma made by PE, US and FNA were reviewed. The specificity o...
BACKGROUND Primary serous-papillary peritoneal carcinoma is able to spread to the retroperitoneal lymph nodes, but there is no evidence of the pattern of lymphatic metastasis. Because of the fact that this tumor entity is indistinguishable histologically from primary serous-papillary ovarian carcinoma, its taxonomic position has thus far remained unclear. MATERIALS AND METHODS The Medline dat...
PURPOSE Although papillary thyroid carcinoma metastases to the parapharyngeal space are rare, the high amount of fat tissue allows tumors to grow clinically undetectable until they invade most of the parapharyngeal space. We describe for the first time a combined endonasal and transcervical approach for a parapharyngeal metastasis from a papillary thyroid carcinoma. MATERIALS AND METHODS A ...
INTRODUCTION Papillary carcinoma is the most frequent differentiated malignant thyroid neoplasm, Metastasis occurs frequently in regional lymph nodes and mandibular metastasis are very rare and most are secondary to follicular carcinomas due to their blood diffusion, The mandibular metastasis of papillary carcinoma is exceptional. CASE REPORT We report a rare case of mandibular metastasis rev...
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