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tumor |
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tumor: see neoplasm neoplasm or tumor, tissue composed of cells that grow in an abnormal way. Normal tissue is growth-limited, i.e., cell reproduction is equal to cell death. ..... Click the link for more information. . tumour (US), tumor Pathol a. any abnormal swelling b. a mass of tissue formed by a new growth of cells, normally independent of the surrounding structures tumor [′tü·mər] (medicine) Any abnormal mass of cells resulting from excessive cellular multiplication. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The pathologic differential diagnosis includes other metastatic neuroendocrine tumors (atypical carcinoid, pulmonary small-cell carcinoma, and Merkel cell carcinoma), meta-static melanoma, sinonasal small-cell undifferentiated carcinoma, olfactory neuroblastoma, and paraganglioma. The differential diagnosis of a lesion in the pericaval area and hepatic segments 7 or 8 should include the possibility of a neuroendocrine tumor that is either adrenal or extra-adrenal in origin, along with other primary hepatic neoplasms or metastases. Norman LaFrance, Senior Vice President of Clinical Development and CMO of Molecular Insight added, "As we anticipated and demonstrated in this dosimetry trial, Ultratrace technology did not alter the tissue distribution or pharmacokinetics of Azedra in neuroendocrine tumor patients with pheochromocytoma or carcinoid, enabling us to progress the product into the therapeutic dose-ranging trial that is currently underway. |
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