المختبرات الطبية الأولى

(Normal range: 4-24 mg/dL (106-638 nmol/L

Comment: Although riboflavin has a wide distribution in foodstuffs, many people live for long periods on low intakes, and consequently minor signs of deficiency are common in many parts of the world. Several disease affect riboflavin status. Moreover, deficiency is encountered almost invariably in combination with defect of other water – soluble vitamins. Clinical deficiency of riboflavin has been induced by feeding. A riboflavin- deficient diet and by the adminstation of an antagonist, such as glactoflavin. The deficiency syndrome is characterized by sore throat, hyperemia and edema of the pharyngeal and oral mucosa membranes, cheilosis, angular stomatitis, glossitis (magenta tongue), seborrheic dermatitis, and normochromic, normocytic anemia associated with pure red blood cell aplasia of the bone marrow

Sample: Serum, 3ml, fasting, protect from light