Deficiency of which vitamin causes glossitis dementia roughed keratotic areas on skin and gastrointestinal symptoms ?
Correct answer: B. Niacin
- A. Riboflavin
- B. Niacin
- C. Pyridoxine
- D. Pantothenic acid
Explanation
Niacin deficiency causes pellagra, which may include glossitis, dementia, gastrointestinal symptoms and rough, hyperkeratotic skin lesions. This combines mucosal, neurological, gastrointestinal and dermatological findings.
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