Mondo Description A dietary deficiency of riboflavin causing a syndrome chiefly marked by cheilitis, angular stomatitis, glossitis associated with a purplish red or magenta-colored tongue that may show fissures, corneal vascularization, dyssebacia, and anemia. (Dorland, 27th ed)

Uniprot Description A disorder caused by a primary defect in riboflavin metabolism, or by dietary riboflavin deficiency. Riboflavin deficiency during pregnancy results in hypoglycemia, metabolic acidosis, dicarboxylic aciduria and elevated plasma acylcarnitine levels in the newborn. Treatment with oral riboflavin results in complete resolution of the clinical and biochemical findings.

Disease Ontology Description A nutritional deficiency disease that is characterized by stomatitis, cheilosis, glossitis, conjunctivitis, and anemia, develops_from vitamin B2 (riboflavin) deficiency, has_symptom red chapped lips, painful swollen tongue, sore throat, blurred vision, and fatigue, and has_material_basis_in inadequate intake, endocrine disorder, liver disorder, alcoholism, and dialysis.