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Ariboflavinosis is the term given to riboflavin (vitamin B2) deficiency.
Ariboflavinosis has been seen in both developed and developing countries, and across the socioeconomic spectrum. It is usually present in the context of other hypovitaminoses.
It has been found to more common in those with chronic disease, including malignancies, diabetes mellitus and heart disease, however this may not be a causal relationship.
Prevalence is not known.
A deficiency of riboflavin tends to present with an inflammation of the mucous membranes of the oral cavity and pharynx. Patients may experience sore throats, cheilitis, angular stomatitis, and glossitis ("magenta tongue"). Seborrheic dermatitis and a normocytic anemia may be seen.
- 1. Institute of Medicine, Food and Nutrition Board, A Report of the Standing Committee on the Scientific Evaluation of Dietary Reference Intakes and its Panel on Folate, Other B Vitamins, and Choline and Subcommittee on Upper Reference Levels of Nutrients. Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline. (2000) ISBN: 9780309132695