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Pernicious anemia: when vitamin B12 absorption is impaired Pernicious anemia, also known as Biermers disease, is an autoimmune disease in which the bodys own immune system attacks certain cells in the gastric mucosa, leading to autoimmune gastritis

It is present in food sources and is the form predominantly used by the brain, nervous system and liver

Both conditions produce facial bumps, but perioral dermatitis features smaller, more uniform papules with scaling and a distinctive distribution around the mouth

PMID 40756949 Sjekk |pmid= -verdien (hjelp)

The CT group was injected with 3 mL (15 mg) of dexamethasone sodium phosphate (Henan Runhong Pharmaceutical Co., Ltd., Henan, China) and 2 mL (1 mg) of VB12 (Tianjin JinYao Pharmaceutical Co., Ltd., Tianjin, China)

Getting the math right at this stage prevents every downstream dosing error