• Neoplasm is an abnormal growth of tissue which, if it forms a mass, is commonly referred to as a tumor . (wikipedia.org)
  • Secondary neoplasm refers to any of a class of cancerous tumor that is either a metastatic offshoot of a primary tumor, or an apparently unrelated tumor that increases in frequency following certain cancer treatments such as chemotherapy or radiotherapy . (wikipedia.org)
  • Current English, however, both medical and non-medical, uses tumor as a synonym for a neoplasm (a solid or fluid-filled cystic lesion that may or may not be formed by an abnormal growth of neoplastic cells) that appears enlarged in size. (wikipedia.org)
  • However, the modified AA derivative N-(2α,3β,23-acetoxyurs-12-en-28-oyl)-l-proline methyl ester (AA-PMe) has shown markedly better anti-tumor activity than AA. (medscimonit.com)
  • The resected specimen suggested that an irregular tumor invaded the dorsal wall of the stomach. (isciii.es)
  • In our case, the tumor was present at the body of the stomach with no evidence of extending into the esophagus or arising from any other organ. (isciii.es)
  • For lymphoid neoplasms, e.g. lymphoma and leukemia , clonality is proven by the amplification of a single rearrangement of their immunoglobulin gene (for B cell lesions) or T cell receptor gene (for T cell lesions). (wikipedia.org)
  • For survivors under 1500 meters significant differences are seen between the numbers of observed cancers of the lung, stomach, uterus and ovary and the expected cases calculated from the age-specific rates of the non-exposed portion of the Hiroshima population. (osti.gov)
  • Stomach Neoplasms" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (uchicago.edu)