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  • tumors
  • Increased vascularity is not a feature of these tumors, a feature reflected in the mild or absent internal enhancement seen on post-contrast images. (blogspot.com)
  • While MR findings of a cystic intramuscular mass with peripheral and variable internal enhancement suggest the diagnosis of an intramuscular myxoma, a perilesional fat ring and the presence of edema in adjacent muscle are the most distinctive features of these tumors. (blogspot.com)
  • nasal
  • Besides the more adverse clinical features, for which the underlying mechanisms need to be defined, there are no significant differences in age, gender, ethnicity, bone marrow involvement, hemophagocytosis, or immunophenotypic profiles between nasal and nonnasal NKTCL. (hindawi.com)
  • neoplasm
  • It is necessary to study more enzymes and focus them to quantify and determine their activity, in order to have a better correlation with histological features in this type of neoplasm. (biomedcentral.com)