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These tests check: whether you have a lower level of haemoglobin (a substance that transports oxygen) than normal whether your red blood cells are larger than normal the level of vitamin B12 in your blood the level of folate in your bloodI It's also important for your symptoms to be taken into account when a diagnosis is made
Vitamin B12 injections may also benefit people with certain types of cancer, low levels of stomach acid, or alcohol withdrawal
People with conditions that affect nutrient absorption, such as Crohns disease or celiac disease
In most cases, this is temporary and improves as the body adapts
doi:10.1007/978-1-4419-7104-3_4
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