نتایج جستجو برای: dedifferentiated papillary thyroid carcinoma
تعداد نتایج: 462411 فیلتر نتایج به سال:
Background: Thyroid papillary carcinoma is the most common clinical thyroid malignancy. Autophagy is related to the occurrence and development of tumors. However, there is no report about the correlation between autophagy protein expression and biological characteristics of thyroid papillary carcinoma and lymph node metastasis. Therefore, the authors studied the relationship between autophagy p...
BACKGROUND Papillary carcinoma is the most common differentiated malignant thyroid neoplasm. The biological course of this cancer is typically indolent with a protracted clinical course. Metastases commonly occur in regional lymph nodes, and distant metastasis is a late and rare occurrence. We report a patient who presented with cerebellar metastasis prior to the diagnosis of papillary thyroid ...
Argyrophilic nucleolar organizer regions (AgNORs) are loops of ribosomal DNA in the nucleolus and are associated with acidic proteins that have a high affinity for silver. In this study, the mean AgNOR counts were evaluated in specimens. Seventy three specimens were examined, including 16 normal thyroids, 19 nodular goiters, 21 follicular adenomas and 17 thyroid carcinomas (11 papillary, 4 foll...
Papillary carcinoma of the thyroid constitutes 80% of thyroid malignancies in adults. Females are affected at least twice as often as males. It metastasizes to distant sites very rarely, but to the cervical nodes quite often. Occasionally metastatic lymph node enlargement is the sole presenting feature. t.3.6.7 The tumor is slow growing and sometimes the patient has good survival even in s...
Backround. Thyroglossal duct cyst (TDC) is a developmental abnormality of the thyroid gland. Due to embryological remnants of thyroid tissue located in the TDC, the same malignant tumors that develop in the thyroid gland can also develop in the TDC. Methods. We present the unique case of a 39-year-old female with simultaneous de novo papillary carcinoma in a TDC and the thyroid gland. Results. ...
INTRODUCTION Galectin family members have been demonstrated to be abnormally expressed in cancer at the protein and mRNA level. This study investigated the levels of galectin proteins and mRNA expression in a large cohort of patients with papillary thyroid carcinoma and matched lymph node metastases with particular emphasis on galectin-1 and galectin-3. METHODS mRNA expression of galectin fam...
BACKGROUND Sensitivity and specificity data regarding positron emission tomography (PET) and PET/CT for surveillance of well-differentiated thyroid cancer does not evaluate subtypes separately. Papillary and follicular thyroid carcinoma may have different characteristics on PET/CT imaging and so should be investigated individually. METHODS This is a systematic meta-analysis of studies using P...
The aim of the present study was to investigate the association of extracellular matrix metalloproteinase inducer (EMMPRIN) and human epidermal growth factor receptor (HER)-2 protein expression in papillary thyroid carcinoma with lymph node metastasis (LNM), as well as the correlation between the two types of protein expression. A quantum dot-based immunofluorescence technique was used to detec...
A 54 years old female with history of total thyroidectomy for papillary carcinoma, treated with lOOmCi of iodine-131 and negative whole body scans was referred for follow up study. Tl-201 scan revealed an area of radiotracer uptake in the neck region, suggestive of a parathyroid adenoma versus recurrence of thyroid carcinoma. The patient was operated, the parathyroid adenoma was removed. ...
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