Re-evaluation of Metaplastic Osteogenesis in the Bovine Lymph Node with Metastatic Cholangiocarcinoma: A Supplemental Report
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Squamous Cell Differentiation in Metastatic Papillary Thyroid Carcinoma: Metaplastic
Squamous cell differentiation (SCD) may occur in papillary thyroid carcinoma (PTC) only at metastatic sites. We have studied cytokeratin CK5/6 and P63 along with TTF1 (thyroid transcription factor 1) and B-Raf (V-Raf murine sarcoma viral oncogene homolog B1) immunohistochemical expression in neck lymph node metastases of thyroid PTC showing SCD. The patient (21-years) presented wit...
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We report a young male with an initial excisional biopsy report of melanoma of the lower back, referred to our hospital for complete excision and sentinel lymph node (SLN) biopsy. Four peritumoral intradermal Tc-99m phytate injection was performed and SLNs were detected in both axillary and right inguinal regions. On the biopsy only the right axillary SLN was metastatic leading to right axilla...
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Background: Lymphadenopathy is an enlargement of a lymph node. Pathologic Lymphadenopathy is when there is a symptom of infectious and noninfectious abnormalities or malignant diseases. Most Lymphadenopathies are benign and are associated with a short period of symptoms. Concerning diagnosis and management of adenopathy, especially in the case of children, research is still underway. For this r...
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Carotid body paraganglioma is a neuroendocrine neoplasm of the mandibular region. Due to its prominent stromal alternations, carotid body paraganglioma is a great emulator of other neoplasms in the head and neck region especially in metastatic tumors and its definite diagnosis is a great challenge. To the best of our knowledge, the most frequently reported variant is sclerosing and paragangliom...
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Introduction: Medullary thyroid cancer (MTC) is an uncommon neoplasm originating from parafollicular C cells. Distant metastasis in MTC, such as axillary node involvement, is extremely rare. Case Report: The present study describes a known case of MTC with axillary lymph node metastasis in a 31-year-old woman. In 2010, she underwent total thyroidectomy and right-sided modified radical neck dis...
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تاریخ انتشار 2017