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Definition of Pernicious anemia
1. Noun. A chronic progressive anemia of older adults; thought to result from a lack of intrinsic factor (a substance secreted by the stomach that is responsible for the absorption of vitamin B12).
Exact synonyms: Malignant Anaemia, Malignant Anemia, Pernicious Anaemia
Specialized synonyms: Megaloblastic Anaemia, Megaloblastic Anemia, Metaplastic Anaemia, Metaplastic Anemia
Generic synonyms: Anaemia, Anemia
Specialized synonyms: Megaloblastic Anaemia, Megaloblastic Anemia, Metaplastic Anaemia, Metaplastic Anemia
Generic synonyms: Anaemia, Anemia
Definition of Pernicious anemia
1. Noun. (pathology) A severe form of anemia caused by vitamin B12 insufficiency. ¹
¹ Source: wiktionary.com