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Possible Nutrient Deficiencies |
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Excesses Attributed to Certain Disorders
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low Niacin
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low Riboflavin
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low Vitamin A
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low Vitamin C (scurvy)
Hemorrhages may precede a hyperplastic hemorrhagic gingivitis with redding blue edematous, friable gums and localized necrotic lesions.
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low Folic Acid
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low Iron
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low Niacin
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low Pantothenic Acid
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low Protein
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low Riboflavin
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high Vitamin A
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low Vitamin B6
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low Niacin (pellagra)
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low Riboflavin
also smooth
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high Vitamin A
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low Calcium
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low Fluorine
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low Phosphorus
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low Protein-Calorie
Ignore tongue color in evaluating patients whose hemoglobins are below 8 g/dl because severe anemia will make tongue color normal (Friedman PJ, Hodges RE. Tongue colour and B-vitamin deficiencies. Letter. Lancet i:1159-60, 1977).
Acute Glossitis (bright scarlet red, painful, inflamed tongue with prominent papillae)
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low Folic Acid (mild)
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low iron (mild)
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low Niacin (pellagra) (mild)
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low Riboflavin (mild)
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high Vitamin B6 (mild)
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low Vitamin B12 (mild)
Atrophic Glossitis (smooth, small, glistening, non-painful tongue with atrophy of the filiform papillae)
Patients tend to have multiple nutritional deficiencies (Drinka PJ, Langer EH, Voeks SK, et al. Nutritional correlates of atrophic glossitis: possible role of vitamin E in papillary atrophy. J Am Coll Nutr 12 (1);14-20, 1993).
"The thin epithelium of the 'bald' tongue seems to be a poor veil over the capillary bed, thereby yielding an abnormally blue or cyanotic tongue. Patients with severe anaemia and papillary atrophy may retain a normal tongue colour because the capillary bed is pale rather than cyanotic" (Friedman PJ, Hodges RE. Tongue colour and B-vitamin deficiencies. Letter. Lancet i:1159-60, 1977).
There is an 80% chance of a niacin or riboflavin deficiency in a patient without hypoxemia or severe anemia whose tongue shows papillary atrophy along with an abnormal color (Leevy CM, Baker H, TenHove W, et al. Am J Clin Nutr 16:339, 1964
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low Biotin (rare)
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low Folic Acid (chronic or in remission)
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low Iron (chronic)
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low Niacin (chronic)
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low Protein
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low Riboflavin
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low Vitamin B6
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low Vitamin B12 (chronic or in remission)
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low Vitamin C
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low Vitamin E
-with Magenta color (deep, purplish-red tongue)
"The cyanotic tongue colour in hypoxaemia cannot be distinguished clinically from that produced by nutritional deficiencies. Hypoxaemia, however, does not lead to papillary atrophy, so a bald tongue is a clue to underlying B-vitamin deficiencies" (Friedman PJ, Hodges RE. Tongue colour and B-vitamin deficiencies. Letter. Lancet i:1159-60, 1977).
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low Biotin (rare) - also swollen and painful
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low Niacin (pellagra) (more common) - also swollen, raw and fissured
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low Pantothenic Acid - usually painless
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low Riboflavin (more common) - also dry; painless or sore; may be swollen
with Black color
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low Niacin (pellagra) (less common)
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low Riboflavin (less common)
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