• Of the benign epithelial tumors, the mixed tumor (pleomorphic adenoma) is the most common. (medscape.com)
  • The etiology of these tumors is unknown, but the possibility of an adenoma gene currently is under investigation for its involvement in the development of pleomorphic adenomas. (medscape.com)
  • The group of benign tumours included 164 pleomorphic adenomas, 51 Warthin's tumours, 7 basal cell adenomas, 2 lipomas as well as 5 other different tumours. (researchgate.net)
  • In three cases which initially were taken for pleomorphic adenomas by routine histological examination, aneuploid cell populations exposed by DNA flow cytometric analysis gave rise to a closer inspection of the suspect lesions. (researchgate.net)
  • The malignant tumours consisted of 18 adenoid cystic adenomas, 10 mucoepidermoid carcinomas, 5 acinic cell carcinomas, 5 carcinoma in pleomorphic adenoma as well as of 12 other malignancies belonging to 7 different tumour entities. (researchgate.net)
  • adenoid t. adenoma , or neoplasm with glandlike spaces. (en-academic.com)
  • Oct 19, 2022 Warthin tumors are the 2 nd most common benign parotid tumor (after pleomorphic adenoma) and represent up to 10 of all parotid tumors. (stubensaenger.de)
  • 10. Differentiation of pleomorphic adenoma and Warthin's tumor of the parotid gland: ultrasonographic features. (nih.gov)
  • 13. Radiomic model for differentiating parotid pleomorphic adenoma from parotid adenolymphoma based on MRI images. (nih.gov)
  • 19. Characteristic bright signal of parotid pleomorphic adenomas on T2-weighted MR images with pathological correlation. (nih.gov)
  • Of the benign epithelial tumors, the mixed tumor (pleomorphic adenoma) is the most common. (medscape.com)
  • The etiology of these tumors is unknown, but the possibility of an adenoma gene currently is under investigation for its involvement in the development of pleomorphic adenomas. (medscape.com)
  • Acidophil Stem Cell Pituitary Neuroendocrine Tumor/Adenoma An infrequent pituitary neuroendocrine tumor composed of cells showing immunoreactivity for prolactin and less often growth hormone. (nih.gov)
  • Electron microscopic studies reveal giant mitochondria, a finding not present in any other type of pituitary gland adenomas. (nih.gov)