Dictionary
pernicious anemia
noun
Definition of PERNICIOUS ANEMIA
: a severe megaloblastic anemia that is marked by a progressive decrease in the number of red blood cells and by pallor, weakness, and gastrointestinal and nervous disturbances and is caused by malabsorption of vitamin B12 due to the absence of intrinsic factor
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First Known Use of PERNICIOUS ANEMIA
1874
Medical Dictionary
pernicious anemia
noun
Medical Definition of PERNICIOUS ANEMIA
: a severe hyperchromic anemia marked by a progressive decrease in number and increase in size and hemoglobin content of the red blood cells and by pallor, weakness, and gastrointestinal and nervous disturbances and associated with reduced ability to absorb vitamin B12 due to the absence of intrinsic factor—called also addisonian anemia
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