pernicious anemia


nounPathology.
  1. a severe anemia caused by the diminution or absence of stomach acid secretion, with consequent failure of the gastric mucosa to secrete the intrinsic factor necessary for the absorption of vitamin B12, characterized by a great reduction in the number of red blood cells and an increase in their size.

Origin of pernicious anemia

1
First recorded in 1870–75

Words Nearby pernicious anemia

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use pernicious anemia in a sentence

  • It occurs in well-marked cases of pernicious anemia and leukemia, and, much less commonly, in very severe symptomatic anemias.

    A Manual of Clinical Diagnosis | James Campbell Todd
  • In pernicious anemia they are always greatly diminished, and an increase should exclude the diagnosis of this disease.

    A Manual of Clinical Diagnosis | James Campbell Todd
  • Megaloblasts are found in pernicious anemia, and with extreme rarity in any other condition.

    A Manual of Clinical Diagnosis | James Campbell Todd
  • Pathologically, normoblasts occur in severe symptomatic anemia, leukemia, and pernicious anemia.

    A Manual of Clinical Diagnosis | James Campbell Todd
  • A few of these may be present in very marked leukocytosis or any severe blood condition, as pernicious anemia.

    A Manual of Clinical Diagnosis | James Campbell Todd