Pernicious anemia is one of several types of anemia. This is a condition that causes a person’s blood to have a lower number of red blood cells than healthy people. When someone has pernicious ...

THE investigations of Castle and co-workers 1–6 over the past quarter century strongly support the thesis that pernicious ... he returned with anemia. Examination of the blood showed a ...

B12 deficiency is often caused by veganism, Crohn's disease, or pernicious anemia. To treat vitamin B12 ... role in many bodily functions, like red blood cell formation and nerve function.