granular cell tumor is a rare benign neoplasm most commonly appears in the head and neck region, especially in the tongue, cheek mucosa, and palate. occurrence in limbs is even rarer. these tumors account for approximately 0.5% of all soft tissue tumors. granular cell tumor can also affect other organs including skin, breast, and lungs. local recurrence and metastasis is potentially higher in m...

Article history: Received 1 March 2016 Accepted 1 March 2016 Available online 4 March 2016 the precision of radiotherapy delivery (e.g. computational algorithms, IMRT, IGRT, SBRT); and3. Incorporationof novel radiosensitizing andmolecular targeting agents with radiation therapy to reduce mechanisms of radiation resistance (e.g. epithelial growth factor receptor inhibitors and RT in head and nec...

results of the 53 neck dissection specimens, histopathology showed metastases in 16 cases. the overall accuracy of usgfna, us and palpation was 96%, 68% and 70%, respectively. the specificity of usgfna was superior to palpation and us alone. usgfna had the highest sensitivity, predictive value and accuracy in detecting cervical metastases compared with other performed tests. conclusion in our s...