Anemia is common in patients with autoimmune gastritis and is associated with positivity for anti-intrinsic factor antibodies.

Pernicious anemia is an autoimmune condition in which the body cannot absorb vitamin B12 properly. A person with pernicious anemia requires lifelong vitamin B12 supplementation. Vitamin B12 is ...

Factor deficiency or inhibition. The possible causes of the isolated prolonged aPTT in this case include factor deficiencies and factor inhibitors. Prolongation of both the PT and aPTT suggests ...

Autoimmune gastritis (AIG) is a chronic, immune‐mediated disorder primarily affecting the stomach’s fundic region. It is characterised by the gradual destruction of parietal cells, leading to reduced ...

The NIH notes that reduced stomach acid in ageing affects absorption. Long-term conditions like chronic gastritis and autoimmune disorders can also damage intrinsic factor production. Without ...

An estimated six percent of people in the US and UK suffer from vitamin B12 deficiency. The condition is recognized by the World Health Organization as a global health problem that could impact ...