A Middle aged woman presents with fissures in mouth, tingling sensation and peripheral neuropathy. Investigations showed reduced glutathione reductase activity. which vitamin deficiency is the likely cause of this?
Vitamin B1
Vitamin 82
Vitamin 86
Vitamin B l2
Ans: B. Vitamin 82Ref: Harper's illustrated biochemistry, 3Oh ed., pg. 556Deficiency of riboflavin (vitamin B2) is characterized by cheilosis, desquamation and inflammation of the tongue, and a seborrheic dermatitis.