not pernicious
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Pernicious anemia — Classification and external resources ICD 10 D51.0 ICD 9 281.0 … Wikipedia
Pernicious anemia — A blood disorder caused by inadequate vitamin B12 in the blood. Patients who have this disorder do not produce the substance in the stomach that allows the body to absorb vitamin B12. This substance is called intrinsic factor (IF). Pernicious… … Medical dictionary
pernicious anemia — Pathol. 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… … Universalium
pernicious — [[t]pə(r)nɪ̱ʃəs[/t]] ADJ GRADED If you describe something as pernicious, you mean that it is very harmful. [FORMAL] I did what I could, but her mother s influence was pernicious... There is a pernicious culture of excellence: everything has to be … English dictionary
pernicious — per|ni|cious [pəˈnıʃəs US pər ] adj formal [Date: 1500 1600; : French; Origin: pernicieux, from Latin perniciosus, from pernicies destruction , from nex violent death ] very harmful or evil, often in a way that you do not notice easily ▪ the… … Dictionary of contemporary English
pernicious — adjective formal very harmful or evil, often in a way that you do not notice easily: the pernicious effect of horror videos on children | a pernicious lie perniciously adverb perniciousness noun (U) … Longman dictionary of contemporary English
pernicious anemia — per,nicious a nemia noun uncount MEDICAL a type of ANEMIA that can cause death if it is not treated … Usage of the words and phrases in modern English
pernicious anaemia — noun (U) technical a form of severe anaemia (=too few red blood cells in the blood) that will kill the sick person if it is not treated … Longman dictionary of contemporary English
Anemia, pernicious — A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not produce the substance in the stomach that allows the body to absorb vitamin B12. This substance is called intrinsic factor (IF). Pernicious anemia is… … Medical dictionary
congenital pernicious anemia — a rare disorder seen in children, clinically similar to the pernicious anemia of adults but differing in that gastric acid secretion is normal, the gastric mucosa is not atrophied, and development is delayed … Medical dictionary
