Neoplastic Process
rectal carcinoma
rec·tal car·ci·no·ma
Definitions related to rectal carcinoma:
  • (rectal cancer) Cancer that forms in the tissues of the rectum (the last several inches of the large intestine closest to the anus).
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • A malignant epithelial neoplasm that arises from the rectum and invades through the muscularis mucosa into the submucosa. The vast majority are adenocarcinomas.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Colon and rectal cancer incidence was negligible before 1900. The incidence of colorectal cancer has been rising dramatically following economic development and industrialization.
    Medscape
    WebMD, 2019
  • Rectal cancer is cancer that begins in the rectum. The rectum is the last several inches of the large intestine. It starts at the end of the final segment of your colon and ends when it reaches the short, narrow passage leading to the anus.
    Mayo Clinic
    Mayo Foundation for Medical Education and Research
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.