The purpose of this study was to investigate in detail the pathologic aspects of thyroid cancers with bone metastasis and to compare these with various clinical parameters.
Breast tumors may also be the result of metastasis from primary prostate cancer.
Six years later, a fine-needle aspirate of a cervical vertebra showed malignant cells consistent with metastasis from a primary lung carcinoma.
However, only in 3 of these cases was the morphologic appearance in the metastasis so well differentiated as to be considered benign if taken out of context.
an increased risk of metastasis
A malignant neoplasm in the neck can arise as a primary tumor or as metastasis from the upper aerodigestive tract or a distant site.
This eliminates perverse growth, anticipating the metastasis that is seeking to re-enter the system.
GTP inhibited the levels of urokinase plasminogen activator as well as matrix metalloproteinases 2 and 9, cellular molecules linked to the metastasis .
Patients with a diagnosis of granular cell tumor should have a complete physical examination to exclude other primary tumors or metastasis from an aggressive malignant tumor.
Preoperatively, radiation is delivered to decrease the risk of local recurrence, prevent the development of distant metastasis and reduce tumor size to permit sphincter-preserving surgery.