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28 Ιουν 2024 · Overview. Vitamin B-12 (cobalamin) plays an essential role in red blood cell formation, cell metabolism, nerve function and the production of DNA, the molecules inside cells that carry genetic information. Food sources of vitamin B-12 include poultry, meat, fish and dairy products.
17 Μαΐ 2022 · Your provider may perform imaging tests to help determine the cause of your headache, including: CT scan. CT scans use a computer to create cross-sectional images of the brain and head (including the sinuses) by combining images from an X-ray unit that rotates around the body. Magnetic resonance imaging (MRI).
Vitamin B12 levels less than 150 ng/L are considered evidence of vitamin B12 deficiency. Follow-up with a test for antibodies to intrinsic factor (IFBA / Intrinsic Factor Blocking Antibody, Serum) is recommended to identify this potential cause of vitamin B12 malabsorption.
17 Μαΐ 2022 · Sinus headaches are associated with pain and pressure in the face and sinuses and can cause nasal symptoms. Most of these headaches are not caused by sinus infections and generally should not be treated with antibiotics.
Sinus headache is a common but nonspecific diagnosis attributed to headaches associated with facial pain and pressure.
Better awareness regarding when to suspect and initiate testing for vitamin B12 deficiency would reduce delayed and missed diagnosis and help reduce complications associated with vitamin B12 deficiency. The following reviews seek to identify the most useful risk factors and symptoms and signs in raising suspicion of vitamin B12 deficiency.
Although cobalamin (vitamin B12) deficiency was described over a century ago, it is still difficult to establish the correct diagnosis and prescribe the right treatment. Symptoms related to vitamin B12 deficiency may be diverse and vary from neurologic to psychiatric.
