This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition, Subject name: Pediatrics
[{'content': 'Enzyme increased in rickets? \nSelect and explain. \nA. Acid phosphatase, B. Alkaline phosphatase, C. LDH, D. SGOT', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. b (Alkaline phosphatase). (Ref. Nelson, Paediatrics 17th/pg.281)Alkaline phosphatase of serum level, < 200 IU/dl in normal children, increases to >500 IU/dl in mild rickets and much higher levels are not uncommon. However, they may be normal in protein or zinc deficiency with rickets. Ca2+PhosphateAlkaline phosphatasePTHHyperparathyroidism||||Paget's disease of boneN|N|||NVitamin D intoxication||N||Osteomalacia/Rickets||||OsteoporosisNNNNRenal insufficiency||N|Note: Osteoblastic metastases are indicated by lower back pain and a t in serum alkaline phosphatase and PSA.", 'role': 'assistant'}]