Helicobacter pylori—is it a novel causative agent in vitamin B12 deficiency?

K Kaptan, C Beyan, AU Ural, T Cetin… - Archives of Internal …, 2000 - jamanetwork.com
Background Evidence for vitamin B 12 deficiency usually involves combinations of low
serum vitamin B 12 levels, clinical and metabolic abnormalities, and therapeutic response.
Identification of the underlying cause is important in the diagnosis of vitamin B 12 deficiency
that is usually attributed to malabsorption. Helicobacter pyloriis one of the most common
causes of peptic ulcer disease worldwide and a major cause of chronic superficial gastritis
leading to atrophy of gastric glands. It is suggested that there may be a casual relationship …