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In general, the most common cause of this condition is a deficiency of vitamin B 12. This may be due to a dietary deficiency, malabsorption in the terminal ileum, lack of intrinsic factor secreted from gastric parietal cells, or low gastric pH inhibiting attachment of intrinsic factor to ileal receptors. [10]
Its deficiency can cause neurodevelopmental problems which can be partly reversible with early treatment. [27] Only a small subset of dementia cases have been found to be reversible with vitamin B 12 therapy. [28] Tinnitus may be associated with vitamin B 12 deficiency. [29] Vitamin B 12 deficiency may accompany certain eating disorders or ...
The most common cause of osteomalacia is a deficiency of vitamin D, which is normally derived from sunlight exposure and, to a lesser extent, from the diet. [10] The most specific screening test for vitamin D deficiency in otherwise healthy individuals is a serum 25(OH)D level. [ 11 ]
According to the Harvard T.H. Chan School of Public Health, it's estimated that nearly 15 percent of the general population has a vitamin B12 deficiency. Ahead, experts provide a lowdown on the ...
Vitamin B12 deficiency symptoms . Vitamin B12 deficiency has a few hallmark symptoms, according to doctors: Lack of energy. Mental fatigue. Nausea, vomiting, or diarrhea. Lack of appetite. Weight loss
Pernicious anemia is the most common cause of clinically evident vitamin B 12 deficiency worldwide. [14] Pernicious anemia due to autoimmune problems occurs in about one per 1000 people in the US. Among those over the age of 60, about 2% have the condition. [8] It more commonly affects people of northern European descent. [2]
Signs of a vitamin D deficiency. Infants and children with severe vitamin D deficiency are at risk for a condition called Rickets, says Prest. “This is where the arms and legs can become bowed ...
Alcoholism can also cause vitamin deficiencies. Long-term deficiencies can be life-threatening. [20] Riboflavin (Vitamin B 2) deficiency: Deficiency causes painful red tongue with sore throat, chapped and cracked lips, and inflammation at the corners of the mouth (angular cheilitis). Eyes can be itchy, watery, bloodshot and sensitive to light.