This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolic Disorders, Subject name: Pediatrics
[{'content': "Thiamine deficiency - causes - \nSelect and explain. \nA. Pellagra, B. Beri - Beri, C. Keshan's disease, D. Rickets", 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Beri-Beri [Ref:Ghai 7th/ p.67)Beri-berio Deficiency of thiamine (Vit Bl)o Can be dry (neural involvement)o Wet (cardiac involvent) o AcutePellagrao Niacin (Vit B3) defo Dermatitiso Diarrheao DementiaKeshan diseaseo Cardiomyopathy associated with selenium deficiencyRickets (Nutritional) Rickets there is deficiency of vitamin D.o Earliest is biochemical change (Raised alkaline phosphate).o Serum ca/P may be either normal or low.o Clinical feature skeletal deformity -o Genu varumo Genu valguso Rickety rosaryo Harrison sulcuso Double malleoluso Greenstick fractureo Bone pain/tenderness", 'role': 'assistant'}]